Home / 113,425.28-170,153.49-38,525.31

Finding the Fourth Proportional to 113,425.28, 170,153.49 and 38,525.31

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Solution

The fourth proportional to 113,425.28, 170,153.49 and 38,525.31 is: 57,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,425.28 : 170,153.49 = 38,525.31 : x
  2. Step 2: Convert to fraction form
    113,425.28/170,153.49 = 38,525.31/x
  3. Step 3: Cross multiply
    113,425.28x = 170,153.49 × 38,525.31
  4. Step 4: Simplify right side
    113,425.28x = 6,555,215,949.83
  5. Step 5: Solve for x
    x = 6,555,215,949.83/113,425.28
  6. Step 6: Final answer
    x = 57,793.25

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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.