Home / 113,414.58-170,129.70-38,504.16

Finding the Fourth Proportional to 113,414.58, 170,129.70 and 38,504.16

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Solution

The fourth proportional to 113,414.58, 170,129.70 and 38,504.16 is: 57,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,414.58 : 170,129.70 = 38,504.16 : x
  2. Step 2: Convert to fraction form
    113,414.58/170,129.70 = 38,504.16/x
  3. Step 3: Cross multiply
    113,414.58x = 170,129.70 × 38,504.16
  4. Step 4: Simplify right side
    113,414.58x = 6,550,701,189.55
  5. Step 5: Solve for x
    x = 6,550,701,189.55/113,414.58
  6. Step 6: Final answer
    x = 57,758.90

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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.