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Finding the Fourth Proportional to 96,190.30, 144,285.45 and 60,760.90

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Solution

The fourth proportional to 96,190.30, 144,285.45 and 60,760.90 is: 91,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,190.30 : 144,285.45 = 60,760.90 : x
  2. Step 2: Convert to fraction form
    96,190.30/144,285.45 = 60,760.90/x
  3. Step 3: Cross multiply
    96,190.30x = 144,285.45 × 60,760.90
  4. Step 4: Simplify right side
    96,190.30x = 8,766,913,798.91
  5. Step 5: Solve for x
    x = 8,766,913,798.91/96,190.30
  6. Step 6: Final answer
    x = 91,141.35

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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.