Home / 204,083.76-306,131.40-56,339.76

Finding the Fourth Proportional to 204,083.76, 306,131.40 and 56,339.76

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Solution

The fourth proportional to 204,083.76, 306,131.40 and 56,339.76 is: 84,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,083.76 : 306,131.40 = 56,339.76 : x
  2. Step 2: Convert to fraction form
    204,083.76/306,131.40 = 56,339.76/x
  3. Step 3: Cross multiply
    204,083.76x = 306,131.40 × 56,339.76
  4. Step 4: Simplify right side
    204,083.76x = 17,247,369,604.46
  5. Step 5: Solve for x
    x = 17,247,369,604.46/204,083.76
  6. Step 6: Final answer
    x = 84,511.23

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1.5x scale

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.