Home / 185,850.06-278,785.68-52,719.90

Finding the Fourth Proportional to 185,850.06, 278,785.68 and 52,719.90

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Solution

The fourth proportional to 185,850.06, 278,785.68 and 52,719.90 is: 79,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,850.06 : 278,785.68 = 52,719.90 : x
  2. Step 2: Convert to fraction form
    185,850.06/278,785.68 = 52,719.90/x
  3. Step 3: Cross multiply
    185,850.06x = 278,785.68 × 52,719.90
  4. Step 4: Simplify right side
    185,850.06x = 14,697,553,171.03
  5. Step 5: Solve for x
    x = 14,697,553,171.03/185,850.06
  6. Step 6: Final answer
    x = 79,082.85

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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.