Home / 75,119.38-112,538.28-37,635.56

Finding the Fourth Proportional to 75,119.38, 112,538.28 and 37,635.56

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Solution

The fourth proportional to 75,119.38, 112,538.28 and 37,635.56 is: 56,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,119.38 : 112,538.28 = 37,635.56 : x
  2. Step 2: Convert to fraction form
    75,119.38/112,538.28 = 37,635.56/x
  3. Step 3: Cross multiply
    75,119.38x = 112,538.28 × 37,635.56
  4. Step 4: Simplify right side
    75,119.38x = 4,235,441,189.24
  5. Step 5: Solve for x
    x = 4,235,441,189.24/75,119.38
  6. Step 6: Final answer
    x = 56,382.80

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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.