Home / 125,837.72-173,657.28-69,250.40

Finding the Fourth Proportional to 125,837.72, 173,657.28 and 69,250.40

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Solution

The fourth proportional to 125,837.72, 173,657.28 and 69,250.40 is: 95,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,837.72 : 173,657.28 = 69,250.40 : x
  2. Step 2: Convert to fraction form
    125,837.72/173,657.28 = 69,250.40/x
  3. Step 3: Cross multiply
    125,837.72x = 173,657.28 × 69,250.40
  4. Step 4: Simplify right side
    125,837.72x = 12,025,836,102.91
  5. Step 5: Solve for x
    x = 12,025,836,102.91/125,837.72
  6. Step 6: Final answer
    x = 95,566.23

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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.