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Finding the Fourth Proportional to 149,275.44, 223,912.44 and 60,528.60

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Solution

The fourth proportional to 149,275.44, 223,912.44 and 60,528.60 is: 90,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,275.44 : 223,912.44 = 60,528.60 : x
  2. Step 2: Convert to fraction form
    149,275.44/223,912.44 = 60,528.60/x
  3. Step 3: Cross multiply
    149,275.44x = 223,912.44 × 60,528.60
  4. Step 4: Simplify right side
    149,275.44x = 13,553,106,515.78
  5. Step 5: Solve for x
    x = 13,553,106,515.78/149,275.44
  6. Step 6: Final answer
    x = 90,792.61

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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.