Home / 89,466.21-134,221.29-44,508.78

Finding the Fourth Proportional to 89,466.21, 134,221.29 and 44,508.78

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Solution

The fourth proportional to 89,466.21, 134,221.29 and 44,508.78 is: 66,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,466.21 : 134,221.29 = 44,508.78 : x
  2. Step 2: Convert to fraction form
    89,466.21/134,221.29 = 44,508.78/x
  3. Step 3: Cross multiply
    89,466.21x = 134,221.29 × 44,508.78
  4. Step 4: Simplify right side
    89,466.21x = 5,974,025,867.93
  5. Step 5: Solve for x
    x = 5,974,025,867.93/89,466.21
  6. Step 6: Final answer
    x = 66,774.10

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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.