Home / 89,923.10-134,869.30-29,944.76

Finding the Fourth Proportional to 89,923.10, 134,869.30 and 29,944.76

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Solution

The fourth proportional to 89,923.10, 134,869.30 and 29,944.76 is: 44,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,923.10 : 134,869.30 = 29,944.76 : x
  2. Step 2: Convert to fraction form
    89,923.10/134,869.30 = 29,944.76/x
  3. Step 3: Cross multiply
    89,923.10x = 134,869.30 × 29,944.76
  4. Step 4: Simplify right side
    89,923.10x = 4,038,628,819.87
  5. Step 5: Solve for x
    x = 4,038,628,819.87/89,923.10
  6. Step 6: Final answer
    x = 44,912.03

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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.