Home / 67,142.56-100,719.60-32,110.24

Finding the Fourth Proportional to 67,142.56, 100,719.60 and 32,110.24

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Solution

The fourth proportional to 67,142.56, 100,719.60 and 32,110.24 is: 48,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,142.56 : 100,719.60 = 32,110.24 : x
  2. Step 2: Convert to fraction form
    67,142.56/100,719.60 = 32,110.24/x
  3. Step 3: Cross multiply
    67,142.56x = 100,719.60 × 32,110.24
  4. Step 4: Simplify right side
    67,142.56x = 3,234,130,528.70
  5. Step 5: Solve for x
    x = 3,234,130,528.70/67,142.56
  6. Step 6: Final answer
    x = 48,168.11

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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.