Home / 92,479.10-138,685.82-33,298.88

Finding the Fourth Proportional to 92,479.10, 138,685.82 and 33,298.88

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Solution

The fourth proportional to 92,479.10, 138,685.82 and 33,298.88 is: 49,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,479.10 : 138,685.82 = 33,298.88 : x
  2. Step 2: Convert to fraction form
    92,479.10/138,685.82 = 33,298.88/x
  3. Step 3: Cross multiply
    92,479.10x = 138,685.82 × 33,298.88
  4. Step 4: Simplify right side
    92,479.10x = 4,618,081,617.96
  5. Step 5: Solve for x
    x = 4,618,081,617.96/92,479.10
  6. Step 6: Final answer
    x = 49,936.49

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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.