Home / 83,042.41-124,600.22-43,590.45

Finding the Fourth Proportional to 83,042.41, 124,600.22 and 43,590.45

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Solution

The fourth proportional to 83,042.41, 124,600.22 and 43,590.45 is: 65,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,042.41 : 124,600.22 = 43,590.45 : x
  2. Step 2: Convert to fraction form
    83,042.41/124,600.22 = 43,590.45/x
  3. Step 3: Cross multiply
    83,042.41x = 124,600.22 × 43,590.45
  4. Step 4: Simplify right side
    83,042.41x = 5,431,379,441.95
  5. Step 5: Solve for x
    x = 5,431,379,441.95/83,042.41
  6. Step 6: Final answer
    x = 65,404.89

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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.