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Finding the Fourth Proportional to 63,881.65, 95,822.07 and 19,508.23

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Solution

The fourth proportional to 63,881.65, 95,822.07 and 19,508.23 is: 29,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,881.65 : 95,822.07 = 19,508.23 : x
  2. Step 2: Convert to fraction form
    63,881.65/95,822.07 = 19,508.23/x
  3. Step 3: Cross multiply
    63,881.65x = 95,822.07 × 19,508.23
  4. Step 4: Simplify right side
    63,881.65x = 1,869,318,980.64
  5. Step 5: Solve for x
    x = 1,869,318,980.64/63,881.65
  6. Step 6: Final answer
    x = 29,262.22

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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.