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Finding the Fourth Proportional to 151,567.20, 227,350.80 and 67,294.80

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Solution

The fourth proportional to 151,567.20, 227,350.80 and 67,294.80 is: 100,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,567.20 : 227,350.80 = 67,294.80 : x
  2. Step 2: Convert to fraction form
    151,567.20/227,350.80 = 67,294.80/x
  3. Step 3: Cross multiply
    151,567.20x = 227,350.80 × 67,294.80
  4. Step 4: Simplify right side
    151,567.20x = 15,299,526,615.84
  5. Step 5: Solve for x
    x = 15,299,526,615.84/151,567.20
  6. Step 6: Final answer
    x = 100,942.20

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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.