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Finding the Fourth Proportional to 395,358.96, 593,033.12 and 95,842.12

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Solution

The fourth proportional to 395,358.96, 593,033.12 and 95,842.12 is: 143,761.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,358.96 : 593,033.12 = 95,842.12 : x
  2. Step 2: Convert to fraction form
    395,358.96/593,033.12 = 95,842.12/x
  3. Step 3: Cross multiply
    395,358.96x = 593,033.12 × 95,842.12
  4. Step 4: Simplify right side
    395,358.96x = 56,837,551,230.12
  5. Step 5: Solve for x
    x = 56,837,551,230.12/395,358.96
  6. Step 6: Final answer
    x = 143,761.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.