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Finding the Fourth Proportional to 104,411.64, 156,270.72 and 95,073.12

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Solution

The fourth proportional to 104,411.64, 156,270.72 and 95,073.12 is: 142,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,411.64 : 156,270.72 = 95,073.12 : x
  2. Step 2: Convert to fraction form
    104,411.64/156,270.72 = 95,073.12/x
  3. Step 3: Cross multiply
    104,411.64x = 156,270.72 × 95,073.12
  4. Step 4: Simplify right side
    104,411.64x = 14,857,144,915.05
  5. Step 5: Solve for x
    x = 14,857,144,915.05/104,411.64
  6. Step 6: Final answer
    x = 142,293.95

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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.