Home / 283,122.24-424,387.20-105,552

Finding the Fourth Proportional to 283,122.24, 424,387.20 and 105,552

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Solution

The fourth proportional to 283,122.24, 424,387.20 and 105,552 is: 158,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,122.24 : 424,387.20 = 105,552 : x
  2. Step 2: Convert to fraction form
    283,122.24/424,387.20 = 105,552/x
  3. Step 3: Cross multiply
    283,122.24x = 424,387.20 × 105,552
  4. Step 4: Simplify right side
    283,122.24x = 44,794,917,734.40
  5. Step 5: Solve for x
    x = 44,794,917,734.40/283,122.24
  6. Step 6: Final answer
    x = 158,217.59

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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.