Home / 185,494.53-278,052.65-73,112.34

Finding the Fourth Proportional to 185,494.53, 278,052.65 and 73,112.34

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Solution

The fourth proportional to 185,494.53, 278,052.65 and 73,112.34 is: 109,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,494.53 : 278,052.65 = 73,112.34 : x
  2. Step 2: Convert to fraction form
    185,494.53/278,052.65 = 73,112.34/x
  3. Step 3: Cross multiply
    185,494.53x = 278,052.65 × 73,112.34
  4. Step 4: Simplify right side
    185,494.53x = 20,329,079,519.14
  5. Step 5: Solve for x
    x = 20,329,079,519.14/185,494.53
  6. Step 6: Final answer
    x = 109,593.96

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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.