Home / 43,171.78-59,554.25-29,719.68

Finding the Fourth Proportional to 43,171.78, 59,554.25 and 29,719.68

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Solution

The fourth proportional to 43,171.78, 59,554.25 and 29,719.68 is: 40,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,171.78 : 59,554.25 = 29,719.68 : x
  2. Step 2: Convert to fraction form
    43,171.78/59,554.25 = 29,719.68/x
  3. Step 3: Cross multiply
    43,171.78x = 59,554.25 × 29,719.68
  4. Step 4: Simplify right side
    43,171.78x = 1,769,933,347.90
  5. Step 5: Solve for x
    x = 1,769,933,347.90/43,171.78
  6. Step 6: Final answer
    x = 40,997.46

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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.