Home / 83,348.42-125,044.13-30,038.27

Finding the Fourth Proportional to 83,348.42, 125,044.13 and 30,038.27

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Solution

The fourth proportional to 83,348.42, 125,044.13 and 30,038.27 is: 45,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,348.42 : 125,044.13 = 30,038.27 : x
  2. Step 2: Convert to fraction form
    83,348.42/125,044.13 = 30,038.27/x
  3. Step 3: Cross multiply
    83,348.42x = 125,044.13 × 30,038.27
  4. Step 4: Simplify right side
    83,348.42x = 3,756,108,788.73
  5. Step 5: Solve for x
    x = 3,756,108,788.73/83,348.42
  6. Step 6: Final answer
    x = 45,065.15

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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.