Home / 113,693.32-170,463.89-54,496.70

Finding the Fourth Proportional to 113,693.32, 170,463.89 and 54,496.70

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Solution

The fourth proportional to 113,693.32, 170,463.89 and 54,496.70 is: 81,708.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,693.32 : 170,463.89 = 54,496.70 : x
  2. Step 2: Convert to fraction form
    113,693.32/170,463.89 = 54,496.70/x
  3. Step 3: Cross multiply
    113,693.32x = 170,463.89 × 54,496.70
  4. Step 4: Simplify right side
    113,693.32x = 9,289,719,397.32
  5. Step 5: Solve for x
    x = 9,289,719,397.32/113,693.32
  6. Step 6: Final answer
    x = 81,708.58

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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.