Home / 252,731.43-348,829.20-145,363.50

Finding the Fourth Proportional to 252,731.43, 348,829.20 and 145,363.50

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Solution

The fourth proportional to 252,731.43, 348,829.20 and 145,363.50 is: 200,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,731.43 : 348,829.20 = 145,363.50 : x
  2. Step 2: Convert to fraction form
    252,731.43/348,829.20 = 145,363.50/x
  3. Step 3: Cross multiply
    252,731.43x = 348,829.20 × 145,363.50
  4. Step 4: Simplify right side
    252,731.43x = 50,707,033,414.20
  5. Step 5: Solve for x
    x = 50,707,033,414.20/252,731.43
  6. Step 6: Final answer
    x = 200,636.04

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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.