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Finding the Fourth Proportional to 125,898.78, 188,887.86 and 59,336.22

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Solution

The fourth proportional to 125,898.78, 188,887.86 and 59,336.22 is: 89,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,898.78 : 188,887.86 = 59,336.22 : x
  2. Step 2: Convert to fraction form
    125,898.78/188,887.86 = 59,336.22/x
  3. Step 3: Cross multiply
    125,898.78x = 188,887.86 × 59,336.22
  4. Step 4: Simplify right side
    125,898.78x = 11,207,891,616.29
  5. Step 5: Solve for x
    x = 11,207,891,616.29/125,898.78
  6. Step 6: Final answer
    x = 89,023.04

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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.