Home / 303,326.20-454,989.30-92,936.80

Finding the Fourth Proportional to 303,326.20, 454,989.30 and 92,936.80

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Solution

The fourth proportional to 303,326.20, 454,989.30 and 92,936.80 is: 139,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,326.20 : 454,989.30 = 92,936.80 : x
  2. Step 2: Convert to fraction form
    303,326.20/454,989.30 = 92,936.80/x
  3. Step 3: Cross multiply
    303,326.20x = 454,989.30 × 92,936.80
  4. Step 4: Simplify right side
    303,326.20x = 42,285,249,576.24
  5. Step 5: Solve for x
    x = 42,285,249,576.24/303,326.20
  6. Step 6: Final answer
    x = 139,405.20

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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.