Home / 185,849.38-278,784.66-52,719.22

Finding the Fourth Proportional to 185,849.38, 278,784.66 and 52,719.22

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Solution

The fourth proportional to 185,849.38, 278,784.66 and 52,719.22 is: 79,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,849.38 : 278,784.66 = 52,719.22 : x
  2. Step 2: Convert to fraction form
    185,849.38/278,784.66 = 52,719.22/x
  3. Step 3: Cross multiply
    185,849.38x = 278,784.66 × 52,719.22
  4. Step 4: Simplify right side
    185,849.38x = 14,697,309,823.17
  5. Step 5: Solve for x
    x = 14,697,309,823.17/185,849.38
  6. Step 6: Final answer
    x = 79,081.83

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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.