Home / 80,828.38-121,262.16-24,669.46

Finding the Fourth Proportional to 80,828.38, 121,262.16 and 24,669.46

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Solution

The fourth proportional to 80,828.38, 121,262.16 and 24,669.46 is: 37,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,828.38 : 121,262.16 = 24,669.46 : x
  2. Step 2: Convert to fraction form
    80,828.38/121,262.16 = 24,669.46/x
  3. Step 3: Cross multiply
    80,828.38x = 121,262.16 × 24,669.46
  4. Step 4: Simplify right side
    80,828.38x = 2,991,472,249.72
  5. Step 5: Solve for x
    x = 2,991,472,249.72/80,828.38
  6. Step 6: Final answer
    x = 37,010.17

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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.