Home / 67,697.45-101,546.28-38,099.13

Finding the Fourth Proportional to 67,697.45, 101,546.28 and 38,099.13

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Solution

The fourth proportional to 67,697.45, 101,546.28 and 38,099.13 is: 57,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,697.45 : 101,546.28 = 38,099.13 : x
  2. Step 2: Convert to fraction form
    67,697.45/101,546.28 = 38,099.13/x
  3. Step 3: Cross multiply
    67,697.45x = 101,546.28 × 38,099.13
  4. Step 4: Simplify right side
    67,697.45x = 3,868,825,505.89
  5. Step 5: Solve for x
    x = 3,868,825,505.89/67,697.45
  6. Step 6: Final answer
    x = 57,148.77

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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.