Home / 67,139.10-100,593.45-32,003.10

Finding the Fourth Proportional to 67,139.10, 100,593.45 and 32,003.10

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Solution

The fourth proportional to 67,139.10, 100,593.45 and 32,003.10 is: 47,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,139.10 : 100,593.45 = 32,003.10 : x
  2. Step 2: Convert to fraction form
    67,139.10/100,593.45 = 32,003.10/x
  3. Step 3: Cross multiply
    67,139.10x = 100,593.45 × 32,003.10
  4. Step 4: Simplify right side
    67,139.10x = 3,219,302,239.70
  5. Step 5: Solve for x
    x = 3,219,302,239.70/67,139.10
  6. Step 6: Final answer
    x = 47,949.74

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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.