Home / 147,130.76-220,694.97-97,433.24

Finding the Fourth Proportional to 147,130.76, 220,694.97 and 97,433.24

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Solution

The fourth proportional to 147,130.76, 220,694.97 and 97,433.24 is: 146,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,130.76 : 220,694.97 = 97,433.24 : x
  2. Step 2: Convert to fraction form
    147,130.76/220,694.97 = 97,433.24/x
  3. Step 3: Cross multiply
    147,130.76x = 220,694.97 × 97,433.24
  4. Step 4: Simplify right side
    147,130.76x = 21,503,025,978.80
  5. Step 5: Solve for x
    x = 21,503,025,978.80/147,130.76
  6. Step 6: Final answer
    x = 146,149.09

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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.