Home / 133,766.46-200,669.13-71,402.94

Finding the Fourth Proportional to 133,766.46, 200,669.13 and 71,402.94

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Solution

The fourth proportional to 133,766.46, 200,669.13 and 71,402.94 is: 107,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,766.46 : 200,669.13 = 71,402.94 : x
  2. Step 2: Convert to fraction form
    133,766.46/200,669.13 = 71,402.94/x
  3. Step 3: Cross multiply
    133,766.46x = 200,669.13 × 71,402.94
  4. Step 4: Simplify right side
    133,766.46x = 14,328,365,849.24
  5. Step 5: Solve for x
    x = 14,328,365,849.24/133,766.46
  6. Step 6: Final answer
    x = 107,114.79

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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.