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Finding the Fourth Proportional to 61,584.68, 92,317.62 and 28,327.52

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Solution

The fourth proportional to 61,584.68, 92,317.62 and 28,327.52 is: 42,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,584.68 : 92,317.62 = 28,327.52 : x
  2. Step 2: Convert to fraction form
    61,584.68/92,317.62 = 28,327.52/x
  3. Step 3: Cross multiply
    61,584.68x = 92,317.62 × 28,327.52
  4. Step 4: Simplify right side
    61,584.68x = 2,615,129,226.90
  5. Step 5: Solve for x
    x = 2,615,129,226.90/61,584.68
  6. Step 6: Final answer
    x = 42,463.96

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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.