Home / 74,057.52-111,099.24-27,310.80

Finding the Fourth Proportional to 74,057.52, 111,099.24 and 27,310.80

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Solution

The fourth proportional to 74,057.52, 111,099.24 and 27,310.80 is: 40,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,057.52 : 111,099.24 = 27,310.80 : x
  2. Step 2: Convert to fraction form
    74,057.52/111,099.24 = 27,310.80/x
  3. Step 3: Cross multiply
    74,057.52x = 111,099.24 × 27,310.80
  4. Step 4: Simplify right side
    74,057.52x = 3,034,209,123.79
  5. Step 5: Solve for x
    x = 3,034,209,123.79/74,057.52
  6. Step 6: Final answer
    x = 40,970.98

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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.