Home / 199,067.81-297,900.15-124,223.21

Finding the Fourth Proportional to 199,067.81, 297,900.15 and 124,223.21

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Solution

The fourth proportional to 199,067.81, 297,900.15 and 124,223.21 is: 185,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,067.81 : 297,900.15 = 124,223.21 : x
  2. Step 2: Convert to fraction form
    199,067.81/297,900.15 = 124,223.21/x
  3. Step 3: Cross multiply
    199,067.81x = 297,900.15 × 124,223.21
  4. Step 4: Simplify right side
    199,067.81x = 37,006,112,892.48
  5. Step 5: Solve for x
    x = 37,006,112,892.48/199,067.81
  6. Step 6: Final answer
    x = 185,897.02

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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.