Home / 227,076.20-340,614.30-155,805.80

Finding the Fourth Proportional to 227,076.20, 340,614.30 and 155,805.80

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Solution

The fourth proportional to 227,076.20, 340,614.30 and 155,805.80 is: 233,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,076.20 : 340,614.30 = 155,805.80 : x
  2. Step 2: Convert to fraction form
    227,076.20/340,614.30 = 155,805.80/x
  3. Step 3: Cross multiply
    227,076.20x = 340,614.30 × 155,805.80
  4. Step 4: Simplify right side
    227,076.20x = 53,069,683,502.94
  5. Step 5: Solve for x
    x = 53,069,683,502.94/227,076.20
  6. Step 6: Final answer
    x = 233,708.70

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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.