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Finding the Fourth Proportional to 96,493.68, 144,678.96 and 57,062.88

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Solution

The fourth proportional to 96,493.68, 144,678.96 and 57,062.88 is: 85,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,493.68 : 144,678.96 = 57,062.88 : x
  2. Step 2: Convert to fraction form
    96,493.68/144,678.96 = 57,062.88/x
  3. Step 3: Cross multiply
    96,493.68x = 144,678.96 × 57,062.88
  4. Step 4: Simplify right side
    96,493.68x = 8,255,798,133.00
  5. Step 5: Solve for x
    x = 8,255,798,133.00/96,493.68
  6. Step 6: Final answer
    x = 85,557.92

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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.