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Finding the Fourth Proportional to 50,061, 75,062.34 and 21,979.92

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Solution

The fourth proportional to 50,061, 75,062.34 and 21,979.92 is: 32,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,061 : 75,062.34 = 21,979.92 : x
  2. Step 2: Convert to fraction form
    50,061/75,062.34 = 21,979.92/x
  3. Step 3: Cross multiply
    50,061x = 75,062.34 × 21,979.92
  4. Step 4: Simplify right side
    50,061x = 1,649,864,228.21
  5. Step 5: Solve for x
    x = 1,649,864,228.21/50,061
  6. Step 6: Final answer
    x = 32,957.08

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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.