Home / 90,996.55-136,495.15-27,816.42

Finding the Fourth Proportional to 90,996.55, 136,495.15 and 27,816.42

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Solution

The fourth proportional to 90,996.55, 136,495.15 and 27,816.42 is: 41,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,996.55 : 136,495.15 = 27,816.42 : x
  2. Step 2: Convert to fraction form
    90,996.55/136,495.15 = 27,816.42/x
  3. Step 3: Cross multiply
    90,996.55x = 136,495.15 × 27,816.42
  4. Step 4: Simplify right side
    90,996.55x = 3,796,806,350.82
  5. Step 5: Solve for x
    x = 3,796,806,350.82/90,996.55
  6. Step 6: Final answer
    x = 41,724.73

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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.