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Finding the Fourth Proportional to 283,073.23, 424,613.49 and 83,348.20

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Solution

The fourth proportional to 283,073.23, 424,613.49 and 83,348.20 is: 125,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,073.23 : 424,613.49 = 83,348.20 : x
  2. Step 2: Convert to fraction form
    283,073.23/424,613.49 = 83,348.20/x
  3. Step 3: Cross multiply
    283,073.23x = 424,613.49 × 83,348.20
  4. Step 4: Simplify right side
    283,073.23x = 35,390,770,087.22
  5. Step 5: Solve for x
    x = 35,390,770,087.22/283,073.23
  6. Step 6: Final answer
    x = 125,023.37

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1.5x scale

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.