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Finding the Fourth Proportional to 96,280.72, 144,407.72 and 29,723.04

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Solution

The fourth proportional to 96,280.72, 144,407.72 and 29,723.04 is: 44,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,280.72 : 144,407.72 = 29,723.04 : x
  2. Step 2: Convert to fraction form
    96,280.72/144,407.72 = 29,723.04/x
  3. Step 3: Cross multiply
    96,280.72x = 144,407.72 × 29,723.04
  4. Step 4: Simplify right side
    96,280.72x = 4,292,236,437.87
  5. Step 5: Solve for x
    x = 4,292,236,437.87/96,280.72
  6. Step 6: Final answer
    x = 44,580.44

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1.5x scale

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.