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Finding the Fourth Proportional to 63,494.65, 95,247.17 and 31,888.46

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Solution

The fourth proportional to 63,494.65, 95,247.17 and 31,888.46 is: 47,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,494.65 : 95,247.17 = 31,888.46 : x
  2. Step 2: Convert to fraction form
    63,494.65/95,247.17 = 31,888.46/x
  3. Step 3: Cross multiply
    63,494.65x = 95,247.17 × 31,888.46
  4. Step 4: Simplify right side
    63,494.65x = 3,037,285,411.35
  5. Step 5: Solve for x
    x = 3,037,285,411.35/63,494.65
  6. Step 6: Final answer
    x = 47,835.29

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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.