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Finding the Fourth Proportional to 151,732.80, 227,080.80 and 133,070.40

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Solution

The fourth proportional to 151,732.80, 227,080.80 and 133,070.40 is: 199,150.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,732.80 : 227,080.80 = 133,070.40 : x
  2. Step 2: Convert to fraction form
    151,732.80/227,080.80 = 133,070.40/x
  3. Step 3: Cross multiply
    151,732.80x = 227,080.80 × 133,070.40
  4. Step 4: Simplify right side
    151,732.80x = 30,217,732,888.32
  5. Step 5: Solve for x
    x = 30,217,732,888.32/151,732.80
  6. Step 6: Final answer
    x = 199,150.96

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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.