Home / 40,132.20-60,140.70-29,519.40

Finding the Fourth Proportional to 40,132.20, 60,140.70 and 29,519.40

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Solution

The fourth proportional to 40,132.20, 60,140.70 and 29,519.40 is: 44,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,132.20 : 60,140.70 = 29,519.40 : x
  2. Step 2: Convert to fraction form
    40,132.20/60,140.70 = 29,519.40/x
  3. Step 3: Cross multiply
    40,132.20x = 60,140.70 × 29,519.40
  4. Step 4: Simplify right side
    40,132.20x = 1,775,317,379.58
  5. Step 5: Solve for x
    x = 1,775,317,379.58/40,132.20
  6. Step 6: Final answer
    x = 44,236.73

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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.