Home / 113,351.57-170,006.20-45,865.92

Finding the Fourth Proportional to 113,351.57, 170,006.20 and 45,865.92

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Solution

The fourth proportional to 113,351.57, 170,006.20 and 45,865.92 is: 68,790.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,351.57 : 170,006.20 = 45,865.92 : x
  2. Step 2: Convert to fraction form
    113,351.57/170,006.20 = 45,865.92/x
  3. Step 3: Cross multiply
    113,351.57x = 170,006.20 × 45,865.92
  4. Step 4: Simplify right side
    113,351.57x = 7,797,490,768.70
  5. Step 5: Solve for x
    x = 7,797,490,768.70/113,351.57
  6. Step 6: Final answer
    x = 68,790.32

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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.