Home / 89,382.06-134,072.35-36,073.22

Finding the Fourth Proportional to 89,382.06, 134,072.35 and 36,073.22

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Solution

The fourth proportional to 89,382.06, 134,072.35 and 36,073.22 is: 54,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,382.06 : 134,072.35 = 36,073.22 : x
  2. Step 2: Convert to fraction form
    89,382.06/134,072.35 = 36,073.22/x
  3. Step 3: Cross multiply
    89,382.06x = 134,072.35 × 36,073.22
  4. Step 4: Simplify right side
    89,382.06x = 4,836,421,377.47
  5. Step 5: Solve for x
    x = 4,836,421,377.47/89,382.06
  6. Step 6: Final answer
    x = 54,109.53

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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.