Home / 200,573.20-301,005.60-82,329.40

Finding the Fourth Proportional to 200,573.20, 301,005.60 and 82,329.40

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Solution

The fourth proportional to 200,573.20, 301,005.60 and 82,329.40 is: 123,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,573.20 : 301,005.60 = 82,329.40 : x
  2. Step 2: Convert to fraction form
    200,573.20/301,005.60 = 82,329.40/x
  3. Step 3: Cross multiply
    200,573.20x = 301,005.60 × 82,329.40
  4. Step 4: Simplify right side
    200,573.20x = 24,781,610,444.64
  5. Step 5: Solve for x
    x = 24,781,610,444.64/200,573.20
  6. Step 6: Final answer
    x = 123,553.95

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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.