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Finding the Fourth Proportional to 57,305.98, 86,008.17 and 32,370.52

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Solution

The fourth proportional to 57,305.98, 86,008.17 and 32,370.52 is: 48,583.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,305.98 : 86,008.17 = 32,370.52 : x
  2. Step 2: Convert to fraction form
    57,305.98/86,008.17 = 32,370.52/x
  3. Step 3: Cross multiply
    57,305.98x = 86,008.17 × 32,370.52
  4. Step 4: Simplify right side
    57,305.98x = 2,784,129,187.15
  5. Step 5: Solve for x
    x = 2,784,129,187.15/57,305.98
  6. Step 6: Final answer
    x = 48,583.57

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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.