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Finding the Fourth Proportional to 60,240.60, 83,129.91 and 33,385.61

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Solution

The fourth proportional to 60,240.60, 83,129.91 and 33,385.61 is: 46,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,240.60 : 83,129.91 = 33,385.61 : x
  2. Step 2: Convert to fraction form
    60,240.60/83,129.91 = 33,385.61/x
  3. Step 3: Cross multiply
    60,240.60x = 83,129.91 × 33,385.61
  4. Step 4: Simplify right side
    60,240.60x = 2,775,342,338.95
  5. Step 5: Solve for x
    x = 2,775,342,338.95/60,240.60
  6. Step 6: Final answer
    x = 46,070.96

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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.