Home / 204,799.76-307,260.12-105,029.84

Finding the Fourth Proportional to 204,799.76, 307,260.12 and 105,029.84

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Solution

The fourth proportional to 204,799.76, 307,260.12 and 105,029.84 is: 157,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,799.76 : 307,260.12 = 105,029.84 : x
  2. Step 2: Convert to fraction form
    204,799.76/307,260.12 = 105,029.84/x
  3. Step 3: Cross multiply
    204,799.76x = 307,260.12 × 105,029.84
  4. Step 4: Simplify right side
    204,799.76x = 32,271,482,010.13
  5. Step 5: Solve for x
    x = 32,271,482,010.13/204,799.76
  6. Step 6: Final answer
    x = 157,575.78

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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.