Home / 83,668.92-115,463.04-45,943.17

Finding the Fourth Proportional to 83,668.92, 115,463.04 and 45,943.17

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Solution

The fourth proportional to 83,668.92, 115,463.04 and 45,943.17 is: 63,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,668.92 : 115,463.04 = 45,943.17 : x
  2. Step 2: Convert to fraction form
    83,668.92/115,463.04 = 45,943.17/x
  3. Step 3: Cross multiply
    83,668.92x = 115,463.04 × 45,943.17
  4. Step 4: Simplify right side
    83,668.92x = 5,304,738,832.03
  5. Step 5: Solve for x
    x = 5,304,738,832.03/83,668.92
  6. Step 6: Final answer
    x = 63,401.54

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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.