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Finding the Fourth Proportional to 83,284.50, 114,932.97 and 45,044.06

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Solution

The fourth proportional to 83,284.50, 114,932.97 and 45,044.06 is: 62,160.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,284.50 : 114,932.97 = 45,044.06 : x
  2. Step 2: Convert to fraction form
    83,284.50/114,932.97 = 45,044.06/x
  3. Step 3: Cross multiply
    83,284.50x = 114,932.97 × 45,044.06
  4. Step 4: Simplify right side
    83,284.50x = 5,177,047,021.99
  5. Step 5: Solve for x
    x = 5,177,047,021.99/83,284.50
  6. Step 6: Final answer
    x = 62,160.99

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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.