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Finding the Fourth Proportional to 149,955.60, 224,958.60 and 44,785.20

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Solution

The fourth proportional to 149,955.60, 224,958.60 and 44,785.20 is: 67,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,955.60 : 224,958.60 = 44,785.20 : x
  2. Step 2: Convert to fraction form
    149,955.60/224,958.60 = 44,785.20/x
  3. Step 3: Cross multiply
    149,955.60x = 224,958.60 × 44,785.20
  4. Step 4: Simplify right side
    149,955.60x = 10,074,815,892.72
  5. Step 5: Solve for x
    x = 10,074,815,892.72/149,955.60
  6. Step 6: Final answer
    x = 67,185.33

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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.