Home / 52,189.27-72,013.54-29,217.90

Finding the Fourth Proportional to 52,189.27, 72,013.54 and 29,217.90

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Solution

The fourth proportional to 52,189.27, 72,013.54 and 29,217.90 is: 40,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,189.27 : 72,013.54 = 29,217.90 : x
  2. Step 2: Convert to fraction form
    52,189.27/72,013.54 = 29,217.90/x
  3. Step 3: Cross multiply
    52,189.27x = 72,013.54 × 29,217.90
  4. Step 4: Simplify right side
    52,189.27x = 2,104,084,264.28
  5. Step 5: Solve for x
    x = 2,104,084,264.28/52,189.27
  6. Step 6: Final answer
    x = 40,316.41

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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.