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Finding the Fourth Proportional to 63,935.71, 95,900.10 and 19,562.46

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Solution

The fourth proportional to 63,935.71, 95,900.10 and 19,562.46 is: 29,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,935.71 : 95,900.10 = 19,562.46 : x
  2. Step 2: Convert to fraction form
    63,935.71/95,900.10 = 19,562.46/x
  3. Step 3: Cross multiply
    63,935.71x = 95,900.10 × 19,562.46
  4. Step 4: Simplify right side
    63,935.71x = 1,876,041,870.25
  5. Step 5: Solve for x
    x = 1,876,041,870.25/63,935.71
  6. Step 6: Final answer
    x = 29,342.63

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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.