Home / 143,839.24-198,463.62-92,841.16

Finding the Fourth Proportional to 143,839.24, 198,463.62 and 92,841.16

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Solution

The fourth proportional to 143,839.24, 198,463.62 and 92,841.16 is: 128,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,839.24 : 198,463.62 = 92,841.16 : x
  2. Step 2: Convert to fraction form
    143,839.24/198,463.62 = 92,841.16/x
  3. Step 3: Cross multiply
    143,839.24x = 198,463.62 × 92,841.16
  4. Step 4: Simplify right side
    143,839.24x = 18,425,592,698.60
  5. Step 5: Solve for x
    x = 18,425,592,698.60/143,839.24
  6. Step 6: Final answer
    x = 128,098.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.