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Finding the Fourth Proportional to 63,177.92, 94,860.30 and 42,248.60

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Solution

The fourth proportional to 63,177.92, 94,860.30 and 42,248.60 is: 63,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,177.92 : 94,860.30 = 42,248.60 : x
  2. Step 2: Convert to fraction form
    63,177.92/94,860.30 = 42,248.60/x
  3. Step 3: Cross multiply
    63,177.92x = 94,860.30 × 42,248.60
  4. Step 4: Simplify right side
    63,177.92x = 4,007,714,870.58
  5. Step 5: Solve for x
    x = 4,007,714,870.58/63,177.92
  6. Step 6: Final answer
    x = 63,435.37

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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.