Home / 113,074.67-169,631.55-38,195.36

Finding the Fourth Proportional to 113,074.67, 169,631.55 and 38,195.36

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Solution

The fourth proportional to 113,074.67, 169,631.55 and 38,195.36 is: 57,299.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,074.67 : 169,631.55 = 38,195.36 : x
  2. Step 2: Convert to fraction form
    113,074.67/169,631.55 = 38,195.36/x
  3. Step 3: Cross multiply
    113,074.67x = 169,631.55 × 38,195.36
  4. Step 4: Simplify right side
    113,074.67x = 6,479,138,119.61
  5. Step 5: Solve for x
    x = 6,479,138,119.61/113,074.67
  6. Step 6: Final answer
    x = 57,299.64

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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.