Home / 72,576.19-108,877.04-33,137.29

Finding the Fourth Proportional to 72,576.19, 108,877.04 and 33,137.29

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Solution

The fourth proportional to 72,576.19, 108,877.04 and 33,137.29 is: 49,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576.19 : 108,877.04 = 33,137.29 : x
  2. Step 2: Convert to fraction form
    72,576.19/108,877.04 = 33,137.29/x
  3. Step 3: Cross multiply
    72,576.19x = 108,877.04 × 33,137.29
  4. Step 4: Simplify right side
    72,576.19x = 3,607,890,048.82
  5. Step 5: Solve for x
    x = 3,607,890,048.82/72,576.19
  6. Step 6: Final answer
    x = 49,711.76

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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.