Home / 107,982.66-162,005.10-33,113.84

Finding the Fourth Proportional to 107,982.66, 162,005.10 and 33,113.84

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Solution

The fourth proportional to 107,982.66, 162,005.10 and 33,113.84 is: 49,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,982.66 : 162,005.10 = 33,113.84 : x
  2. Step 2: Convert to fraction form
    107,982.66/162,005.10 = 33,113.84/x
  3. Step 3: Cross multiply
    107,982.66x = 162,005.10 × 33,113.84
  4. Step 4: Simplify right side
    107,982.66x = 5,364,610,960.58
  5. Step 5: Solve for x
    x = 5,364,610,960.58/107,982.66
  6. Step 6: Final answer
    x = 49,680.30

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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.