Home / 157,500.92-236,307.77-67,505.87

Finding the Fourth Proportional to 157,500.92, 236,307.77 and 67,505.87

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Solution

The fourth proportional to 157,500.92, 236,307.77 and 67,505.87 is: 101,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,500.92 : 236,307.77 = 67,505.87 : x
  2. Step 2: Convert to fraction form
    157,500.92/236,307.77 = 67,505.87/x
  3. Step 3: Cross multiply
    157,500.92x = 236,307.77 × 67,505.87
  4. Step 4: Simplify right side
    157,500.92x = 15,952,161,854.85
  5. Step 5: Solve for x
    x = 15,952,161,854.85/157,500.92
  6. Step 6: Final answer
    x = 101,282.97

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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.