Home / 220,022.58-329,981.01-101,580.18

Finding the Fourth Proportional to 220,022.58, 329,981.01 and 101,580.18

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Solution

The fourth proportional to 220,022.58, 329,981.01 and 101,580.18 is: 152,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,022.58 : 329,981.01 = 101,580.18 : x
  2. Step 2: Convert to fraction form
    220,022.58/329,981.01 = 101,580.18/x
  3. Step 3: Cross multiply
    220,022.58x = 329,981.01 × 101,580.18
  4. Step 4: Simplify right side
    220,022.58x = 33,519,530,392.38
  5. Step 5: Solve for x
    x = 33,519,530,392.38/220,022.58
  6. Step 6: Final answer
    x = 152,345.87

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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.