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Finding the Fourth Proportional to 151,003.68, 226,662.88 and 147,615.12

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Solution

The fourth proportional to 151,003.68, 226,662.88 and 147,615.12 is: 221,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,003.68 : 226,662.88 = 147,615.12 : x
  2. Step 2: Convert to fraction form
    151,003.68/226,662.88 = 147,615.12/x
  3. Step 3: Cross multiply
    151,003.68x = 226,662.88 × 147,615.12
  4. Step 4: Simplify right side
    151,003.68x = 33,458,868,230.75
  5. Step 5: Solve for x
    x = 33,458,868,230.75/151,003.68
  6. Step 6: Final answer
    x = 221,576.51

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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.