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Finding the Fourth Proportional to 63,792.68, 95,689.08 and 52,651.40

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Solution

The fourth proportional to 63,792.68, 95,689.08 and 52,651.40 is: 78,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,792.68 : 95,689.08 = 52,651.40 : x
  2. Step 2: Convert to fraction form
    63,792.68/95,689.08 = 52,651.40/x
  3. Step 3: Cross multiply
    63,792.68x = 95,689.08 × 52,651.40
  4. Step 4: Simplify right side
    63,792.68x = 5,038,164,026.71
  5. Step 5: Solve for x
    x = 5,038,164,026.71/63,792.68
  6. Step 6: Final answer
    x = 78,977.15

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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.