Home / 131,911.62-182,279.43-96,039.36

Finding the Fourth Proportional to 131,911.62, 182,279.43 and 96,039.36

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Solution

The fourth proportional to 131,911.62, 182,279.43 and 96,039.36 is: 132,710.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,911.62 : 182,279.43 = 96,039.36 : x
  2. Step 2: Convert to fraction form
    131,911.62/182,279.43 = 96,039.36/x
  3. Step 3: Cross multiply
    131,911.62x = 182,279.43 × 96,039.36
  4. Step 4: Simplify right side
    131,911.62x = 17,505,999,798.36
  5. Step 5: Solve for x
    x = 17,505,999,798.36/131,911.62
  6. Step 6: Final answer
    x = 132,710.07

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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.