Home / 90,996.73-136,495.44-27,816.62

Finding the Fourth Proportional to 90,996.73, 136,495.44 and 27,816.62

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Solution

The fourth proportional to 90,996.73, 136,495.44 and 27,816.62 is: 41,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,996.73 : 136,495.44 = 27,816.62 : x
  2. Step 2: Convert to fraction form
    90,996.73/136,495.44 = 27,816.62/x
  3. Step 3: Cross multiply
    90,996.73x = 136,495.44 × 27,816.62
  4. Step 4: Simplify right side
    90,996.73x = 3,796,841,103.74
  5. Step 5: Solve for x
    x = 3,796,841,103.74/90,996.73
  6. Step 6: Final answer
    x = 41,725.03

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1.5x scale

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.