Home / 113,680.58-170,452.18-45,302.65

Finding the Fourth Proportional to 113,680.58, 170,452.18 and 45,302.65

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Solution

The fourth proportional to 113,680.58, 170,452.18 and 45,302.65 is: 67,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,680.58 : 170,452.18 = 45,302.65 : x
  2. Step 2: Convert to fraction form
    113,680.58/170,452.18 = 45,302.65/x
  3. Step 3: Cross multiply
    113,680.58x = 170,452.18 × 45,302.65
  4. Step 4: Simplify right side
    113,680.58x = 7,721,935,452.28
  5. Step 5: Solve for x
    x = 7,721,935,452.28/113,680.58
  6. Step 6: Final answer
    x = 67,926.60

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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.