Home / 54,114.76-81,190.60-29,157.38

Finding the Fourth Proportional to 54,114.76, 81,190.60 and 29,157.38

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Solution

The fourth proportional to 54,114.76, 81,190.60 and 29,157.38 is: 43,746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,114.76 : 81,190.60 = 29,157.38 : x
  2. Step 2: Convert to fraction form
    54,114.76/81,190.60 = 29,157.38/x
  3. Step 3: Cross multiply
    54,114.76x = 81,190.60 × 29,157.38
  4. Step 4: Simplify right side
    54,114.76x = 2,367,305,176.63
  5. Step 5: Solve for x
    x = 2,367,305,176.63/54,114.76
  6. Step 6: Final answer
    x = 43,746.02

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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.