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Finding the Fourth Proportional to 57,607.59, 86,352 and 22,059.20

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Solution

The fourth proportional to 57,607.59, 86,352 and 22,059.20 is: 33,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,607.59 : 86,352 = 22,059.20 : x
  2. Step 2: Convert to fraction form
    57,607.59/86,352 = 22,059.20/x
  3. Step 3: Cross multiply
    57,607.59x = 86,352 × 22,059.20
  4. Step 4: Simplify right side
    57,607.59x = 1,904,855,606.64
  5. Step 5: Solve for x
    x = 1,904,855,606.64/57,607.59
  6. Step 6: Final answer
    x = 33,066.05

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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.