Home / 125,864-188,796-38,312

Finding the Fourth Proportional to 125,864, 188,796 and 38,312

Calculator

Solution

The fourth proportional to 125,864, 188,796 and 38,312 is: 57,468

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,864 : 188,796 = 38,312 : x
  2. Step 2: Convert to fraction form
    125,864/188,796 = 38,312/x
  3. Step 3: Cross multiply
    125,864x = 188,796 × 38,312
  4. Step 4: Simplify right side
    125,864x = 7,233,152,352
  5. Step 5: Solve for x
    x = 7,233,152,352/125,864
  6. Step 6: Final answer
    x = 57,468

Related Problems

Find fourth proportional to 62,932, 94,398 and 19,156
Half scale
Find fourth proportional to 251,728, 377,592 and 76,624
Double scale
Find fourth proportional to 125,865, 188,797.50 and 38,313
Similar ratio
Find fourth proportional to 188,796, 283,194 and 57,468
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.