Home / 89,738.28-134,573.91-29,755.76

Finding the Fourth Proportional to 89,738.28, 134,573.91 and 29,755.76

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Solution

The fourth proportional to 89,738.28, 134,573.91 and 29,755.76 is: 44,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,738.28 : 134,573.91 = 29,755.76 : x
  2. Step 2: Convert to fraction form
    89,738.28/134,573.91 = 29,755.76/x
  3. Step 3: Cross multiply
    89,738.28x = 134,573.91 × 29,755.76
  4. Step 4: Simplify right side
    89,738.28x = 4,004,348,183.77
  5. Step 5: Solve for x
    x = 4,004,348,183.77/89,738.28
  6. Step 6: Final answer
    x = 44,622.52

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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.