Home / 59,972.46-90,013.56-30,410.70

Finding the Fourth Proportional to 59,972.46, 90,013.56 and 30,410.70

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Solution

The fourth proportional to 59,972.46, 90,013.56 and 30,410.70 is: 45,643.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,972.46 : 90,013.56 = 30,410.70 : x
  2. Step 2: Convert to fraction form
    59,972.46/90,013.56 = 30,410.70/x
  3. Step 3: Cross multiply
    59,972.46x = 90,013.56 × 30,410.70
  4. Step 4: Simplify right side
    59,972.46x = 2,737,375,369.09
  5. Step 5: Solve for x
    x = 2,737,375,369.09/59,972.46
  6. Step 6: Final answer
    x = 45,643.87

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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.