Home / 283,289.28-424,035.36-158,251.20

Finding the Fourth Proportional to 283,289.28, 424,035.36 and 158,251.20

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Solution

The fourth proportional to 283,289.28, 424,035.36 and 158,251.20 is: 236,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,289.28 : 424,035.36 = 158,251.20 : x
  2. Step 2: Convert to fraction form
    283,289.28/424,035.36 = 158,251.20/x
  3. Step 3: Cross multiply
    283,289.28x = 424,035.36 × 158,251.20
  4. Step 4: Simplify right side
    283,289.28x = 67,104,104,562.43
  5. Step 5: Solve for x
    x = 67,104,104,562.43/283,289.28
  6. Step 6: Final answer
    x = 236,874.85

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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.