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Finding the Fourth Proportional to 63,044.61, 94,503.12 and 40,872.08

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Solution

The fourth proportional to 63,044.61, 94,503.12 and 40,872.08 is: 61,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,044.61 : 94,503.12 = 40,872.08 : x
  2. Step 2: Convert to fraction form
    63,044.61/94,503.12 = 40,872.08/x
  3. Step 3: Cross multiply
    63,044.61x = 94,503.12 × 40,872.08
  4. Step 4: Simplify right side
    63,044.61x = 3,862,538,608.37
  5. Step 5: Solve for x
    x = 3,862,538,608.37/63,044.61
  6. Step 6: Final answer
    x = 61,266.75

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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.