Home / 125,701.18-173,468.28-69,116.20

Finding the Fourth Proportional to 125,701.18, 173,468.28 and 69,116.20

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Solution

The fourth proportional to 125,701.18, 173,468.28 and 69,116.20 is: 95,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,701.18 : 173,468.28 = 69,116.20 : x
  2. Step 2: Convert to fraction form
    125,701.18/173,468.28 = 69,116.20/x
  3. Step 3: Cross multiply
    125,701.18x = 173,468.28 × 69,116.20
  4. Step 4: Simplify right side
    125,701.18x = 11,989,468,334.14
  5. Step 5: Solve for x
    x = 11,989,468,334.14/125,701.18
  6. Step 6: Final answer
    x = 95,380.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.