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Finding the Fourth Proportional to 225,089.28, 337,751.28 and 163,270.08

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Solution

The fourth proportional to 225,089.28, 337,751.28 and 163,270.08 is: 244,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,089.28 : 337,751.28 = 163,270.08 : x
  2. Step 2: Convert to fraction form
    225,089.28/337,751.28 = 163,270.08/x
  3. Step 3: Cross multiply
    225,089.28x = 337,751.28 × 163,270.08
  4. Step 4: Simplify right side
    225,089.28x = 55,144,678,505.70
  5. Step 5: Solve for x
    x = 55,144,678,505.70/225,089.28
  6. Step 6: Final answer
    x = 244,990.25

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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.