Home / 79,721.46-119,572.02-23,560.38

Finding the Fourth Proportional to 79,721.46, 119,572.02 and 23,560.38

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Solution

The fourth proportional to 79,721.46, 119,572.02 and 23,560.38 is: 35,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,721.46 : 119,572.02 = 23,560.38 : x
  2. Step 2: Convert to fraction form
    79,721.46/119,572.02 = 23,560.38/x
  3. Step 3: Cross multiply
    79,721.46x = 119,572.02 × 23,560.38
  4. Step 4: Simplify right side
    79,721.46x = 2,817,162,228.57
  5. Step 5: Solve for x
    x = 2,817,162,228.57/79,721.46
  6. Step 6: Final answer
    x = 35,337.56

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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.