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Finding the Fourth Proportional to 133,842.92, 200,794.07 and 40,341.92

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Solution

The fourth proportional to 133,842.92, 200,794.07 and 40,341.92 is: 60,521.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,842.92 : 200,794.07 = 40,341.92 : x
  2. Step 2: Convert to fraction form
    133,842.92/200,794.07 = 40,341.92/x
  3. Step 3: Cross multiply
    133,842.92x = 200,794.07 × 40,341.92
  4. Step 4: Simplify right side
    133,842.92x = 8,100,417,405.30
  5. Step 5: Solve for x
    x = 8,100,417,405.30/133,842.92
  6. Step 6: Final answer
    x = 60,521.82

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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.