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Finding the Fourth Proportional to 58,597.60, 80,862.96 and 33,105.16

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Solution

The fourth proportional to 58,597.60, 80,862.96 and 33,105.16 is: 45,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,597.60 : 80,862.96 = 33,105.16 : x
  2. Step 2: Convert to fraction form
    58,597.60/80,862.96 = 33,105.16/x
  3. Step 3: Cross multiply
    58,597.60x = 80,862.96 × 33,105.16
  4. Step 4: Simplify right side
    58,597.60x = 2,676,981,228.87
  5. Step 5: Solve for x
    x = 2,676,981,228.87/58,597.60
  6. Step 6: Final answer
    x = 45,684.14

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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.