Home / 52,961.31-73,087.92-29,090.21

Finding the Fourth Proportional to 52,961.31, 73,087.92 and 29,090.21

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Solution

The fourth proportional to 52,961.31, 73,087.92 and 29,090.21 is: 40,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,961.31 : 73,087.92 = 29,090.21 : x
  2. Step 2: Convert to fraction form
    52,961.31/73,087.92 = 29,090.21/x
  3. Step 3: Cross multiply
    52,961.31x = 73,087.92 × 29,090.21
  4. Step 4: Simplify right side
    52,961.31x = 2,126,142,575.82
  5. Step 5: Solve for x
    x = 2,126,142,575.82/52,961.31
  6. Step 6: Final answer
    x = 40,145.20

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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.