Home / 148,008.70-221,365.05-132,327.10

Finding the Fourth Proportional to 148,008.70, 221,365.05 and 132,327.10

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Solution

The fourth proportional to 148,008.70, 221,365.05 and 132,327.10 is: 197,911.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,008.70 : 221,365.05 = 132,327.10 : x
  2. Step 2: Convert to fraction form
    148,008.70/221,365.05 = 132,327.10/x
  3. Step 3: Cross multiply
    148,008.70x = 221,365.05 × 132,327.10
  4. Step 4: Simplify right side
    148,008.70x = 29,292,595,107.86
  5. Step 5: Solve for x
    x = 29,292,595,107.86/148,008.70
  6. Step 6: Final answer
    x = 197,911.31

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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.