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Finding the Fourth Proportional to 63,766.34, 95,652.96 and 19,389.68

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Solution

The fourth proportional to 63,766.34, 95,652.96 and 19,389.68 is: 29,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,766.34 : 95,652.96 = 19,389.68 : x
  2. Step 2: Convert to fraction form
    63,766.34/95,652.96 = 19,389.68/x
  3. Step 3: Cross multiply
    63,766.34x = 95,652.96 × 19,389.68
  4. Step 4: Simplify right side
    63,766.34x = 1,854,680,285.45
  5. Step 5: Solve for x
    x = 1,854,680,285.45/63,766.34
  6. Step 6: Final answer
    x = 29,085.57

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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.