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Finding the Fourth Proportional to 63,151.84, 94,720.20 and 49,125.88

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Solution

The fourth proportional to 63,151.84, 94,720.20 and 49,125.88 is: 73,682.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,151.84 : 94,720.20 = 49,125.88 : x
  2. Step 2: Convert to fraction form
    63,151.84/94,720.20 = 49,125.88/x
  3. Step 3: Cross multiply
    63,151.84x = 94,720.20 × 49,125.88
  4. Step 4: Simplify right side
    63,151.84x = 4,653,213,178.78
  5. Step 5: Solve for x
    x = 4,653,213,178.78/63,151.84
  6. Step 6: Final answer
    x = 73,682.94

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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.