Home / 272,807.82-376,493.70-165,382.38

Finding the Fourth Proportional to 272,807.82, 376,493.70 and 165,382.38

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Solution

The fourth proportional to 272,807.82, 376,493.70 and 165,382.38 is: 228,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,807.82 : 376,493.70 = 165,382.38 : x
  2. Step 2: Convert to fraction form
    272,807.82/376,493.70 = 165,382.38/x
  3. Step 3: Cross multiply
    272,807.82x = 376,493.70 × 165,382.38
  4. Step 4: Simplify right side
    272,807.82x = 62,265,424,161.01
  5. Step 5: Solve for x
    x = 62,265,424,161.01/272,807.82
  6. Step 6: Final answer
    x = 228,239.15

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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.