Home / 99,258.20-148,836.10-36,896.60

Finding the Fourth Proportional to 99,258.20, 148,836.10 and 36,896.60

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Solution

The fourth proportional to 99,258.20, 148,836.10 and 36,896.60 is: 55,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,258.20 : 148,836.10 = 36,896.60 : x
  2. Step 2: Convert to fraction form
    99,258.20/148,836.10 = 36,896.60/x
  3. Step 3: Cross multiply
    99,258.20x = 148,836.10 × 36,896.60
  4. Step 4: Simplify right side
    99,258.20x = 5,491,546,047.26
  5. Step 5: Solve for x
    x = 5,491,546,047.26/99,258.20
  6. Step 6: Final answer
    x = 55,325.87

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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.