Home / 252,874.09-348,952.24-145,445.92

Finding the Fourth Proportional to 252,874.09, 348,952.24 and 145,445.92

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Solution

The fourth proportional to 252,874.09, 348,952.24 and 145,445.92 is: 200,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,874.09 : 348,952.24 = 145,445.92 : x
  2. Step 2: Convert to fraction form
    252,874.09/348,952.24 = 145,445.92/x
  3. Step 3: Cross multiply
    252,874.09x = 348,952.24 × 145,445.92
  4. Step 4: Simplify right side
    252,874.09x = 50,753,679,582.86
  5. Step 5: Solve for x
    x = 50,753,679,582.86/252,874.09
  6. Step 6: Final answer
    x = 200,707.31

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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.