Home / 61,871.28-85,381.92-33,576.36

Finding the Fourth Proportional to 61,871.28, 85,381.92 and 33,576.36

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Solution

The fourth proportional to 61,871.28, 85,381.92 and 33,576.36 is: 46,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,871.28 : 85,381.92 = 33,576.36 : x
  2. Step 2: Convert to fraction form
    61,871.28/85,381.92 = 33,576.36/x
  3. Step 3: Cross multiply
    61,871.28x = 85,381.92 × 33,576.36
  4. Step 4: Simplify right side
    61,871.28x = 2,866,814,083.41
  5. Step 5: Solve for x
    x = 2,866,814,083.41/61,871.28
  6. Step 6: Final answer
    x = 46,335.13

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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.