Home / 52,076.05-71,865.65-29,104.87

Finding the Fourth Proportional to 52,076.05, 71,865.65 and 29,104.87

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Solution

The fourth proportional to 52,076.05, 71,865.65 and 29,104.87 is: 40,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,076.05 : 71,865.65 = 29,104.87 : x
  2. Step 2: Convert to fraction form
    52,076.05/71,865.65 = 29,104.87/x
  3. Step 3: Cross multiply
    52,076.05x = 71,865.65 × 29,104.87
  4. Step 4: Simplify right side
    52,076.05x = 2,091,640,400.72
  5. Step 5: Solve for x
    x = 2,091,640,400.72/52,076.05
  6. Step 6: Final answer
    x = 40,165.11

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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.