Home / 113,524.32-170,131.92-53,543.46

Finding the Fourth Proportional to 113,524.32, 170,131.92 and 53,543.46

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Solution

The fourth proportional to 113,524.32, 170,131.92 and 53,543.46 is: 80,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,524.32 : 170,131.92 = 53,543.46 : x
  2. Step 2: Convert to fraction form
    113,524.32/170,131.92 = 53,543.46/x
  3. Step 3: Cross multiply
    113,524.32x = 170,131.92 × 53,543.46
  4. Step 4: Simplify right side
    113,524.32x = 9,109,451,653.24
  5. Step 5: Solve for x
    x = 9,109,451,653.24/113,524.32
  6. Step 6: Final answer
    x = 80,242.29

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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.