Home / 252,385.72-348,292.56-144,976.53

Finding the Fourth Proportional to 252,385.72, 348,292.56 and 144,976.53

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Solution

The fourth proportional to 252,385.72, 348,292.56 and 144,976.53 is: 200,067.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,385.72 : 348,292.56 = 144,976.53 : x
  2. Step 2: Convert to fraction form
    252,385.72/348,292.56 = 144,976.53/x
  3. Step 3: Cross multiply
    252,385.72x = 348,292.56 × 144,976.53
  4. Step 4: Simplify right side
    252,385.72x = 50,494,247,807.88
  5. Step 5: Solve for x
    x = 50,494,247,807.88/252,385.72
  6. Step 6: Final answer
    x = 200,067.77

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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.