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Finding the Fourth Proportional to 179,393.92, 269,103.36 and 53,032.48

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Solution

The fourth proportional to 179,393.92, 269,103.36 and 53,032.48 is: 79,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,393.92 : 269,103.36 = 53,032.48 : x
  2. Step 2: Convert to fraction form
    179,393.92/269,103.36 = 53,032.48/x
  3. Step 3: Cross multiply
    179,393.92x = 269,103.36 × 53,032.48
  4. Step 4: Simplify right side
    179,393.92x = 14,271,218,557.13
  5. Step 5: Solve for x
    x = 14,271,218,557.13/179,393.92
  6. Step 6: Final answer
    x = 79,552.41

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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.