Home / 113,258.85-169,782.17-38,326.54

Finding the Fourth Proportional to 113,258.85, 169,782.17 and 38,326.54

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Solution

The fourth proportional to 113,258.85, 169,782.17 and 38,326.54 is: 57,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,258.85 : 169,782.17 = 38,326.54 : x
  2. Step 2: Convert to fraction form
    113,258.85/169,782.17 = 38,326.54/x
  3. Step 3: Cross multiply
    113,258.85x = 169,782.17 × 38,326.54
  4. Step 4: Simplify right side
    113,258.85x = 6,507,162,089.25
  5. Step 5: Solve for x
    x = 6,507,162,089.25/113,258.85
  6. Step 6: Final answer
    x = 57,453.90

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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.