Home / 47,991.54-66,217.05-29,125.02

Finding the Fourth Proportional to 47,991.54, 66,217.05 and 29,125.02

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Solution

The fourth proportional to 47,991.54, 66,217.05 and 29,125.02 is: 40,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,991.54 : 66,217.05 = 29,125.02 : x
  2. Step 2: Convert to fraction form
    47,991.54/66,217.05 = 29,125.02/x
  3. Step 3: Cross multiply
    47,991.54x = 66,217.05 × 29,125.02
  4. Step 4: Simplify right side
    47,991.54x = 1,928,572,905.59
  5. Step 5: Solve for x
    x = 1,928,572,905.59/47,991.54
  6. Step 6: Final answer
    x = 40,185.68

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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.