Home / 283,319.52-424,822-131,350.56

Finding the Fourth Proportional to 283,319.52, 424,822 and 131,350.56

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Solution

The fourth proportional to 283,319.52, 424,822 and 131,350.56 is: 196,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,319.52 : 424,822 = 131,350.56 : x
  2. Step 2: Convert to fraction form
    283,319.52/424,822 = 131,350.56/x
  3. Step 3: Cross multiply
    283,319.52x = 424,822 × 131,350.56
  4. Step 4: Simplify right side
    283,319.52x = 55,800,607,600.32
  5. Step 5: Solve for x
    x = 55,800,607,600.32/283,319.52
  6. Step 6: Final answer
    x = 196,952.92

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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.