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Finding the Fourth Proportional to 149,393.80, 224,085.30 and 60,644.80

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Solution

The fourth proportional to 149,393.80, 224,085.30 and 60,644.80 is: 90,965.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,393.80 : 224,085.30 = 60,644.80 : x
  2. Step 2: Convert to fraction form
    149,393.80/224,085.30 = 60,644.80/x
  3. Step 3: Cross multiply
    149,393.80x = 224,085.30 × 60,644.80
  4. Step 4: Simplify right side
    149,393.80x = 13,589,608,201.44
  5. Step 5: Solve for x
    x = 13,589,608,201.44/149,393.80
  6. Step 6: Final answer
    x = 90,965.01

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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.