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Finding the Fourth Proportional to 63,083.52, 94,463.68 and 61,214.88

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Solution

The fourth proportional to 63,083.52, 94,463.68 and 61,214.88 is: 91,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,083.52 : 94,463.68 = 61,214.88 : x
  2. Step 2: Convert to fraction form
    63,083.52/94,463.68 = 61,214.88/x
  3. Step 3: Cross multiply
    63,083.52x = 94,463.68 × 61,214.88
  4. Step 4: Simplify right side
    63,083.52x = 5,782,582,835.56
  5. Step 5: Solve for x
    x = 5,782,582,835.56/63,083.52
  6. Step 6: Final answer
    x = 91,665.51

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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.