Home / 131,884.70-182,083.43-101,612.57

Finding the Fourth Proportional to 131,884.70, 182,083.43 and 101,612.57

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Solution

The fourth proportional to 131,884.70, 182,083.43 and 101,612.57 is: 140,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,884.70 : 182,083.43 = 101,612.57 : x
  2. Step 2: Convert to fraction form
    131,884.70/182,083.43 = 101,612.57/x
  3. Step 3: Cross multiply
    131,884.70x = 182,083.43 × 101,612.57
  4. Step 4: Simplify right side
    131,884.70x = 18,501,964,768.65
  5. Step 5: Solve for x
    x = 18,501,964,768.65/131,884.70
  6. Step 6: Final answer
    x = 140,288.94

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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.