Home / 73,184.05-109,812.96-28,842.62

Finding the Fourth Proportional to 73,184.05, 109,812.96 and 28,842.62

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Solution

The fourth proportional to 73,184.05, 109,812.96 and 28,842.62 is: 43,278.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,184.05 : 109,812.96 = 28,842.62 : x
  2. Step 2: Convert to fraction form
    73,184.05/109,812.96 = 28,842.62/x
  3. Step 3: Cross multiply
    73,184.05x = 109,812.96 × 28,842.62
  4. Step 4: Simplify right side
    73,184.05x = 3,167,293,476.36
  5. Step 5: Solve for x
    x = 3,167,293,476.36/73,184.05
  6. Step 6: Final answer
    x = 43,278.47

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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.