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Finding the Fourth Proportional to 183,470.48, 275,392.31 and 126,548.34

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Solution

The fourth proportional to 183,470.48, 275,392.31 and 126,548.34 is: 189,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,470.48 : 275,392.31 = 126,548.34 : x
  2. Step 2: Convert to fraction form
    183,470.48/275,392.31 = 126,548.34/x
  3. Step 3: Cross multiply
    183,470.48x = 275,392.31 × 126,548.34
  4. Step 4: Simplify right side
    183,470.48x = 34,850,439,562.88
  5. Step 5: Solve for x
    x = 34,850,439,562.88/183,470.48
  6. Step 6: Final answer
    x = 189,951.20

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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.