Home / 83,432.10-125,064.47-41,342.77

Finding the Fourth Proportional to 83,432.10, 125,064.47 and 41,342.77

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Solution

The fourth proportional to 83,432.10, 125,064.47 and 41,342.77 is: 61,972.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,432.10 : 125,064.47 = 41,342.77 : x
  2. Step 2: Convert to fraction form
    83,432.10/125,064.47 = 41,342.77/x
  3. Step 3: Cross multiply
    83,432.10x = 125,064.47 × 41,342.77
  4. Step 4: Simplify right side
    83,432.10x = 5,170,511,176.04
  5. Step 5: Solve for x
    x = 5,170,511,176.04/83,432.10
  6. Step 6: Final answer
    x = 61,972.68

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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.