Home / 89,371.89-134,114.33-49,954.86

Finding the Fourth Proportional to 89,371.89, 134,114.33 and 49,954.86

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Solution

The fourth proportional to 89,371.89, 134,114.33 and 49,954.86 is: 74,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,371.89 : 134,114.33 = 49,954.86 : x
  2. Step 2: Convert to fraction form
    89,371.89/134,114.33 = 49,954.86/x
  3. Step 3: Cross multiply
    89,371.89x = 134,114.33 × 49,954.86
  4. Step 4: Simplify right side
    89,371.89x = 6,699,662,704.03
  5. Step 5: Solve for x
    x = 6,699,662,704.03/89,371.89
  6. Step 6: Final answer
    x = 74,963.87

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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.