Home / 73,034.46-109,512.81-43,061.22

Finding the Fourth Proportional to 73,034.46, 109,512.81 and 43,061.22

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Solution

The fourth proportional to 73,034.46, 109,512.81 and 43,061.22 is: 64,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,034.46 : 109,512.81 = 43,061.22 : x
  2. Step 2: Convert to fraction form
    73,034.46/109,512.81 = 43,061.22/x
  3. Step 3: Cross multiply
    73,034.46x = 109,512.81 × 43,061.22
  4. Step 4: Simplify right side
    73,034.46x = 4,715,755,204.23
  5. Step 5: Solve for x
    x = 4,715,755,204.23/73,034.46
  6. Step 6: Final answer
    x = 64,568.91

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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.