Home / 113,722.20-170,302.97-71,497.53

Finding the Fourth Proportional to 113,722.20, 170,302.97 and 71,497.53

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Solution

The fourth proportional to 113,722.20, 170,302.97 and 71,497.53 is: 107,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,722.20 : 170,302.97 = 71,497.53 : x
  2. Step 2: Convert to fraction form
    113,722.20/170,302.97 = 71,497.53/x
  3. Step 3: Cross multiply
    113,722.20x = 170,302.97 × 71,497.53
  4. Step 4: Simplify right side
    113,722.20x = 12,176,240,497.66
  5. Step 5: Solve for x
    x = 12,176,240,497.66/113,722.20
  6. Step 6: Final answer
    x = 107,070.04

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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.