Home / 272,377.72-375,890.27-149,884.11

Finding the Fourth Proportional to 272,377.72, 375,890.27 and 149,884.11

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Solution

The fourth proportional to 272,377.72, 375,890.27 and 149,884.11 is: 206,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,377.72 : 375,890.27 = 149,884.11 : x
  2. Step 2: Convert to fraction form
    272,377.72/375,890.27 = 149,884.11/x
  3. Step 3: Cross multiply
    272,377.72x = 375,890.27 × 149,884.11
  4. Step 4: Simplify right side
    272,377.72x = 56,339,978,576.61
  5. Step 5: Solve for x
    x = 56,339,978,576.61/272,377.72
  6. Step 6: Final answer
    x = 206,845.03

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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.