Home / 66,286.62-99,430.20-26,844.48

Finding the Fourth Proportional to 66,286.62, 99,430.20 and 26,844.48

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Solution

The fourth proportional to 66,286.62, 99,430.20 and 26,844.48 is: 40,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,286.62 : 99,430.20 = 26,844.48 : x
  2. Step 2: Convert to fraction form
    66,286.62/99,430.20 = 26,844.48/x
  3. Step 3: Cross multiply
    66,286.62x = 99,430.20 × 26,844.48
  4. Step 4: Simplify right side
    66,286.62x = 2,669,152,015.30
  5. Step 5: Solve for x
    x = 2,669,152,015.30/66,286.62
  6. Step 6: Final answer
    x = 40,266.83

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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.