Home / 204,701.36-306,920.88-141,344

Finding the Fourth Proportional to 204,701.36, 306,920.88 and 141,344

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Solution

The fourth proportional to 204,701.36, 306,920.88 and 141,344 is: 211,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,701.36 : 306,920.88 = 141,344 : x
  2. Step 2: Convert to fraction form
    204,701.36/306,920.88 = 141,344/x
  3. Step 3: Cross multiply
    204,701.36x = 306,920.88 × 141,344
  4. Step 4: Simplify right side
    204,701.36x = 43,381,424,862.72
  5. Step 5: Solve for x
    x = 43,381,424,862.72/204,701.36
  6. Step 6: Final answer
    x = 211,925.44

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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.