Home / 231,849.70-347,763.14-135,841.36

Finding the Fourth Proportional to 231,849.70, 347,763.14 and 135,841.36

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Solution

The fourth proportional to 231,849.70, 347,763.14 and 135,841.36 is: 203,755.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,849.70 : 347,763.14 = 135,841.36 : x
  2. Step 2: Convert to fraction form
    231,849.70/347,763.14 = 135,841.36/x
  3. Step 3: Cross multiply
    231,849.70x = 347,763.14 × 135,841.36
  4. Step 4: Simplify right side
    231,849.70x = 47,240,617,895.47
  5. Step 5: Solve for x
    x = 47,240,617,895.47/231,849.70
  6. Step 6: Final answer
    x = 203,755.35

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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.