Home / 113,956.12-170,882.20-47,356.57

Finding the Fourth Proportional to 113,956.12, 170,882.20 and 47,356.57

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Solution

The fourth proportional to 113,956.12, 170,882.20 and 47,356.57 is: 71,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,956.12 : 170,882.20 = 47,356.57 : x
  2. Step 2: Convert to fraction form
    113,956.12/170,882.20 = 47,356.57/x
  3. Step 3: Cross multiply
    113,956.12x = 170,882.20 × 47,356.57
  4. Step 4: Simplify right side
    113,956.12x = 8,092,394,866.05
  5. Step 5: Solve for x
    x = 8,092,394,866.05/113,956.12
  6. Step 6: Final answer
    x = 71,013.25

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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.