Home / 204,083.80-306,125.70-185,384.95

Finding the Fourth Proportional to 204,083.80, 306,125.70 and 185,384.95

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Solution

The fourth proportional to 204,083.80, 306,125.70 and 185,384.95 is: 278,077.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,083.80 : 306,125.70 = 185,384.95 : x
  2. Step 2: Convert to fraction form
    204,083.80/306,125.70 = 185,384.95/x
  3. Step 3: Cross multiply
    204,083.80x = 306,125.70 × 185,384.95
  4. Step 4: Simplify right side
    204,083.80x = 56,751,097,588.22
  5. Step 5: Solve for x
    x = 56,751,097,588.22/204,083.80
  6. Step 6: Final answer
    x = 278,077.43

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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.