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Finding the Fourth Proportional to 63,285.60, 94,798.80 and 32,138.40

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Solution

The fourth proportional to 63,285.60, 94,798.80 and 32,138.40 is: 48,141.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,285.60 : 94,798.80 = 32,138.40 : x
  2. Step 2: Convert to fraction form
    63,285.60/94,798.80 = 32,138.40/x
  3. Step 3: Cross multiply
    63,285.60x = 94,798.80 × 32,138.40
  4. Step 4: Simplify right side
    63,285.60x = 3,046,681,753.92
  5. Step 5: Solve for x
    x = 3,046,681,753.92/63,285.60
  6. Step 6: Final answer
    x = 48,141.79

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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.