Home / 52,724.16-79,104.48-32,979.21

Finding the Fourth Proportional to 52,724.16, 79,104.48 and 32,979.21

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Solution

The fourth proportional to 52,724.16, 79,104.48 and 32,979.21 is: 49,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,724.16 : 79,104.48 = 32,979.21 : x
  2. Step 2: Convert to fraction form
    52,724.16/79,104.48 = 32,979.21/x
  3. Step 3: Cross multiply
    52,724.16x = 79,104.48 × 32,979.21
  4. Step 4: Simplify right side
    52,724.16x = 2,608,803,257.86
  5. Step 5: Solve for x
    x = 2,608,803,257.86/52,724.16
  6. Step 6: Final answer
    x = 49,480.22

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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.