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Finding the Fourth Proportional to 228,351.08, 342,132.84 and 151,366.88

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Solution

The fourth proportional to 228,351.08, 342,132.84 and 151,366.88 is: 226,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,351.08 : 342,132.84 = 151,366.88 : x
  2. Step 2: Convert to fraction form
    228,351.08/342,132.84 = 151,366.88/x
  3. Step 3: Cross multiply
    228,351.08x = 342,132.84 × 151,366.88
  4. Step 4: Simplify right side
    228,351.08x = 51,787,580,536.34
  5. Step 5: Solve for x
    x = 51,787,580,536.34/228,351.08
  6. Step 6: Final answer
    x = 226,789.30

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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.