Home / 174,430.40-261,645.60-148,251.20

Finding the Fourth Proportional to 174,430.40, 261,645.60 and 148,251.20

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Solution

The fourth proportional to 174,430.40, 261,645.60 and 148,251.20 is: 222,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,430.40 : 261,645.60 = 148,251.20 : x
  2. Step 2: Convert to fraction form
    174,430.40/261,645.60 = 148,251.20/x
  3. Step 3: Cross multiply
    174,430.40x = 261,645.60 × 148,251.20
  4. Step 4: Simplify right side
    174,430.40x = 38,789,274,174.72
  5. Step 5: Solve for x
    x = 38,789,274,174.72/174,430.40
  6. Step 6: Final answer
    x = 222,376.80

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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.