Home / 163,328-244,992-52,520

Finding the Fourth Proportional to 163,328, 244,992 and 52,520

Calculator

Solution

The fourth proportional to 163,328, 244,992 and 52,520 is: 78,780

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,328 : 244,992 = 52,520 : x
  2. Step 2: Convert to fraction form
    163,328/244,992 = 52,520/x
  3. Step 3: Cross multiply
    163,328x = 244,992 × 52,520
  4. Step 4: Simplify right side
    163,328x = 12,866,979,840
  5. Step 5: Solve for x
    x = 12,866,979,840/163,328
  6. Step 6: Final answer
    x = 78,780

Related Problems

Find fourth proportional to 81,664, 122,496 and 26,260
Half scale
Find fourth proportional to 326,656, 489,984 and 105,040
Double scale
Find fourth proportional to 163,329, 244,993.50 and 52,521
Similar ratio
Find fourth proportional to 244,992, 367,488 and 78,780
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.