Home / 252,370.49-348,185.13-143,463.83

Finding the Fourth Proportional to 252,370.49, 348,185.13 and 143,463.83

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Solution

The fourth proportional to 252,370.49, 348,185.13 and 143,463.83 is: 197,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,370.49 : 348,185.13 = 143,463.83 : x
  2. Step 2: Convert to fraction form
    252,370.49/348,185.13 = 143,463.83/x
  3. Step 3: Cross multiply
    252,370.49x = 348,185.13 × 143,463.83
  4. Step 4: Simplify right side
    252,370.49x = 49,951,972,298.85
  5. Step 5: Solve for x
    x = 49,951,972,298.85/252,370.49
  6. Step 6: Final answer
    x = 197,931.11

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1.5x scale

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.