Home / 250,505.92-345,691.02-143,073.73

Finding the Fourth Proportional to 250,505.92, 345,691.02 and 143,073.73

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Solution

The fourth proportional to 250,505.92, 345,691.02 and 143,073.73 is: 197,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,505.92 : 345,691.02 = 143,073.73 : x
  2. Step 2: Convert to fraction form
    250,505.92/345,691.02 = 143,073.73/x
  3. Step 3: Cross multiply
    250,505.92x = 345,691.02 × 143,073.73
  4. Step 4: Simplify right side
    250,505.92x = 49,459,303,658.90
  5. Step 5: Solve for x
    x = 49,459,303,658.90/250,505.92
  6. Step 6: Final answer
    x = 197,437.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.