Home / 65,252.27-90,054.48-36,576.78

Finding the Fourth Proportional to 65,252.27, 90,054.48 and 36,576.78

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Solution

The fourth proportional to 65,252.27, 90,054.48 and 36,576.78 is: 50,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,252.27 : 90,054.48 = 36,576.78 : x
  2. Step 2: Convert to fraction form
    65,252.27/90,054.48 = 36,576.78/x
  3. Step 3: Cross multiply
    65,252.27x = 90,054.48 × 36,576.78
  4. Step 4: Simplify right side
    65,252.27x = 3,293,902,902.97
  5. Step 5: Solve for x
    x = 3,293,902,902.97/65,252.27
  6. Step 6: Final answer
    x = 50,479.52

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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.