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Finding the Fourth Proportional to 83,295.32, 114,949.20 and 45,570.38

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Solution

The fourth proportional to 83,295.32, 114,949.20 and 45,570.38 is: 62,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,295.32 : 114,949.20 = 45,570.38 : x
  2. Step 2: Convert to fraction form
    83,295.32/114,949.20 = 45,570.38/x
  3. Step 3: Cross multiply
    83,295.32x = 114,949.20 × 45,570.38
  4. Step 4: Simplify right side
    83,295.32x = 5,238,278,724.70
  5. Step 5: Solve for x
    x = 5,238,278,724.70/83,295.32
  6. Step 6: Final answer
    x = 62,888.03

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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.