Home / 283,445.28-424,876.24-125,748

Finding the Fourth Proportional to 283,445.28, 424,876.24 and 125,748

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Solution

The fourth proportional to 283,445.28, 424,876.24 and 125,748 is: 188,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,445.28 : 424,876.24 = 125,748 : x
  2. Step 2: Convert to fraction form
    283,445.28/424,876.24 = 125,748/x
  3. Step 3: Cross multiply
    283,445.28x = 424,876.24 × 125,748
  4. Step 4: Simplify right side
    283,445.28x = 53,427,337,427.52
  5. Step 5: Solve for x
    x = 53,427,337,427.52/283,445.28
  6. Step 6: Final answer
    x = 188,492.60

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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.