Home / 252,341.91-348,171.97-143,437.68

Finding the Fourth Proportional to 252,341.91, 348,171.97 and 143,437.68

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Solution

The fourth proportional to 252,341.91, 348,171.97 and 143,437.68 is: 197,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,341.91 : 348,171.97 = 143,437.68 : x
  2. Step 2: Convert to fraction form
    252,341.91/348,171.97 = 143,437.68/x
  3. Step 3: Cross multiply
    252,341.91x = 348,171.97 × 143,437.68
  4. Step 4: Simplify right side
    252,341.91x = 49,940,978,900.64
  5. Step 5: Solve for x
    x = 49,940,978,900.64/252,341.91
  6. Step 6: Final answer
    x = 197,909.97

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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.