Home / 113,742.40-170,644.60-34,854.88

Finding the Fourth Proportional to 113,742.40, 170,644.60 and 34,854.88

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Solution

The fourth proportional to 113,742.40, 170,644.60 and 34,854.88 is: 52,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,742.40 : 170,644.60 = 34,854.88 : x
  2. Step 2: Convert to fraction form
    113,742.40/170,644.60 = 34,854.88/x
  3. Step 3: Cross multiply
    113,742.40x = 170,644.60 × 34,854.88
  4. Step 4: Simplify right side
    113,742.40x = 5,947,797,055.65
  5. Step 5: Solve for x
    x = 5,947,797,055.65/113,742.40
  6. Step 6: Final answer
    x = 52,291.82

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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.