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Finding the Fourth Proportional to 114,047.29, 170,959.20 and 63,470.43

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Solution

The fourth proportional to 114,047.29, 170,959.20 and 63,470.43 is: 95,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,047.29 : 170,959.20 = 63,470.43 : x
  2. Step 2: Convert to fraction form
    114,047.29/170,959.20 = 63,470.43/x
  3. Step 3: Cross multiply
    114,047.29x = 170,959.20 × 63,470.43
  4. Step 4: Simplify right side
    114,047.29x = 10,850,853,936.46
  5. Step 5: Solve for x
    x = 10,850,853,936.46/114,047.29
  6. Step 6: Final answer
    x = 95,143.46

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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.