Home / 148,264.11-204,604.85-80,281.92

Finding the Fourth Proportional to 148,264.11, 204,604.85 and 80,281.92

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Solution

The fourth proportional to 148,264.11, 204,604.85 and 80,281.92 is: 110,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,264.11 : 204,604.85 = 80,281.92 : x
  2. Step 2: Convert to fraction form
    148,264.11/204,604.85 = 80,281.92/x
  3. Step 3: Cross multiply
    148,264.11x = 204,604.85 × 80,281.92
  4. Step 4: Simplify right side
    148,264.11x = 16,426,071,167.29
  5. Step 5: Solve for x
    x = 16,426,071,167.29/148,264.11
  6. Step 6: Final answer
    x = 110,789.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.