Home / 47,200.89-65,136.78-25,979.97

Finding the Fourth Proportional to 47,200.89, 65,136.78 and 25,979.97

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Solution

The fourth proportional to 47,200.89, 65,136.78 and 25,979.97 is: 35,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,200.89 : 65,136.78 = 25,979.97 : x
  2. Step 2: Convert to fraction form
    47,200.89/65,136.78 = 25,979.97/x
  3. Step 3: Cross multiply
    47,200.89x = 65,136.78 × 25,979.97
  4. Step 4: Simplify right side
    47,200.89x = 1,692,251,590.30
  5. Step 5: Solve for x
    x = 1,692,251,590.30/47,200.89
  6. Step 6: Final answer
    x = 35,852.11

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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.