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Finding the Fourth Proportional to 63,147.52, 94,630.88 and 46,376

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Solution

The fourth proportional to 63,147.52, 94,630.88 and 46,376 is: 69,497.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,147.52 : 94,630.88 = 46,376 : x
  2. Step 2: Convert to fraction form
    63,147.52/94,630.88 = 46,376/x
  3. Step 3: Cross multiply
    63,147.52x = 94,630.88 × 46,376
  4. Step 4: Simplify right side
    63,147.52x = 4,388,601,690.88
  5. Step 5: Solve for x
    x = 4,388,601,690.88/63,147.52
  6. Step 6: Final answer
    x = 69,497.61

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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.