Home / 97,500.78-146,251.16-35,171.28

Finding the Fourth Proportional to 97,500.78, 146,251.16 and 35,171.28

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Solution

The fourth proportional to 97,500.78, 146,251.16 and 35,171.28 is: 52,756.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,500.78 : 146,251.16 = 35,171.28 : x
  2. Step 2: Convert to fraction form
    97,500.78/146,251.16 = 35,171.28/x
  3. Step 3: Cross multiply
    97,500.78x = 146,251.16 × 35,171.28
  4. Step 4: Simplify right side
    97,500.78x = 5,143,840,498.68
  5. Step 5: Solve for x
    x = 5,143,840,498.68/97,500.78
  6. Step 6: Final answer
    x = 52,756.92

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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.