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Finding the Fourth Proportional to 224,557.56, 336,850.92 and 74,791.80

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Solution

The fourth proportional to 224,557.56, 336,850.92 and 74,791.80 is: 112,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,557.56 : 336,850.92 = 74,791.80 : x
  2. Step 2: Convert to fraction form
    224,557.56/336,850.92 = 74,791.80/x
  3. Step 3: Cross multiply
    224,557.56x = 336,850.92 × 74,791.80
  4. Step 4: Simplify right side
    224,557.56x = 25,193,686,638.46
  5. Step 5: Solve for x
    x = 25,193,686,638.46/224,557.56
  6. Step 6: Final answer
    x = 112,192.56

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1.5x scale

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.