Home / 209,980-314,970-62,236

Finding the Fourth Proportional to 209,980, 314,970 and 62,236

Calculator

Solution

The fourth proportional to 209,980, 314,970 and 62,236 is: 93,354

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,980 : 314,970 = 62,236 : x
  2. Step 2: Convert to fraction form
    209,980/314,970 = 62,236/x
  3. Step 3: Cross multiply
    209,980x = 314,970 × 62,236
  4. Step 4: Simplify right side
    209,980x = 19,602,472,920
  5. Step 5: Solve for x
    x = 19,602,472,920/209,980
  6. Step 6: Final answer
    x = 93,354

Related Problems

Find fourth proportional to 104,990, 157,485 and 31,118
Half scale
Find fourth proportional to 419,960, 629,940 and 124,472
Double scale
Find fourth proportional to 209,981, 314,971.50 and 62,237
Similar ratio
Find fourth proportional to 314,970, 472,455 and 93,354
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.