Home / 205,082.20-307,623.30-182,531.80

Finding the Fourth Proportional to 205,082.20, 307,623.30 and 182,531.80

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Solution

The fourth proportional to 205,082.20, 307,623.30 and 182,531.80 is: 273,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,082.20 : 307,623.30 = 182,531.80 : x
  2. Step 2: Convert to fraction form
    205,082.20/307,623.30 = 182,531.80/x
  3. Step 3: Cross multiply
    205,082.20x = 307,623.30 × 182,531.80
  4. Step 4: Simplify right side
    205,082.20x = 56,151,034,670.94
  5. Step 5: Solve for x
    x = 56,151,034,670.94/205,082.20
  6. Step 6: Final answer
    x = 273,797.70

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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.