Home / 48,124.21-72,115.85-27,105.22

Finding the Fourth Proportional to 48,124.21, 72,115.85 and 27,105.22

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Solution

The fourth proportional to 48,124.21, 72,115.85 and 27,105.22 is: 40,618.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,124.21 : 72,115.85 = 27,105.22 : x
  2. Step 2: Convert to fraction form
    48,124.21/72,115.85 = 27,105.22/x
  3. Step 3: Cross multiply
    48,124.21x = 72,115.85 × 27,105.22
  4. Step 4: Simplify right side
    48,124.21x = 1,954,715,979.74
  5. Step 5: Solve for x
    x = 1,954,715,979.74/48,124.21
  6. Step 6: Final answer
    x = 40,618.14

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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.