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Finding the Fourth Proportional to 170,754.88, 235,620 and 95,306.56

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Solution

The fourth proportional to 170,754.88, 235,620 and 95,306.56 is: 131,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,754.88 : 235,620 = 95,306.56 : x
  2. Step 2: Convert to fraction form
    170,754.88/235,620 = 95,306.56/x
  3. Step 3: Cross multiply
    170,754.88x = 235,620 × 95,306.56
  4. Step 4: Simplify right side
    170,754.88x = 22,456,131,667.20
  5. Step 5: Solve for x
    x = 22,456,131,667.20/170,754.88
  6. Step 6: Final answer
    x = 131,510.92

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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.