Home / 199,072.30-297,907.10-124,227.66

Finding the Fourth Proportional to 199,072.30, 297,907.10 and 124,227.66

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Solution

The fourth proportional to 199,072.30, 297,907.10 and 124,227.66 is: 185,903.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,072.30 : 297,907.10 = 124,227.66 : x
  2. Step 2: Convert to fraction form
    199,072.30/297,907.10 = 124,227.66/x
  3. Step 3: Cross multiply
    199,072.30x = 297,907.10 × 124,227.66
  4. Step 4: Simplify right side
    199,072.30x = 37,008,301,930.39
  5. Step 5: Solve for x
    x = 37,008,301,930.39/199,072.30
  6. Step 6: Final answer
    x = 185,903.82

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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.