Home / 220,461.17-330,631.68-60,499.18

Finding the Fourth Proportional to 220,461.17, 330,631.68 and 60,499.18

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Solution

The fourth proportional to 220,461.17, 330,631.68 and 60,499.18 is: 90,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,461.17 : 330,631.68 = 60,499.18 : x
  2. Step 2: Convert to fraction form
    220,461.17/330,631.68 = 60,499.18/x
  3. Step 3: Cross multiply
    220,461.17x = 330,631.68 × 60,499.18
  4. Step 4: Simplify right side
    220,461.17x = 20,002,945,522.02
  5. Step 5: Solve for x
    x = 20,002,945,522.02/220,461.17
  6. Step 6: Final answer
    x = 90,732.28

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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.