Home / 73,181.25-100,988.80-41,349.46

Finding the Fourth Proportional to 73,181.25, 100,988.80 and 41,349.46

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Solution

The fourth proportional to 73,181.25, 100,988.80 and 41,349.46 is: 57,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,181.25 : 100,988.80 = 41,349.46 : x
  2. Step 2: Convert to fraction form
    73,181.25/100,988.80 = 41,349.46/x
  3. Step 3: Cross multiply
    73,181.25x = 100,988.80 × 41,349.46
  4. Step 4: Simplify right side
    73,181.25x = 4,175,832,346.05
  5. Step 5: Solve for x
    x = 4,175,832,346.05/73,181.25
  6. Step 6: Final answer
    x = 57,061.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.