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Finding the Fourth Proportional to 244,363.20, 337,220.70 and 148,869.84

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Solution

The fourth proportional to 244,363.20, 337,220.70 and 148,869.84 is: 205,440.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,363.20 : 337,220.70 = 148,869.84 : x
  2. Step 2: Convert to fraction form
    244,363.20/337,220.70 = 148,869.84/x
  3. Step 3: Cross multiply
    244,363.20x = 337,220.70 × 148,869.84
  4. Step 4: Simplify right side
    244,363.20x = 50,201,991,653.69
  5. Step 5: Solve for x
    x = 50,201,991,653.69/244,363.20
  6. Step 6: Final answer
    x = 205,440.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.