Home / 71,742.41-107,628.19-25,028.09

Finding the Fourth Proportional to 71,742.41, 107,628.19 and 25,028.09

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Solution

The fourth proportional to 71,742.41, 107,628.19 and 25,028.09 is: 37,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,742.41 : 107,628.19 = 25,028.09 : x
  2. Step 2: Convert to fraction form
    71,742.41/107,628.19 = 25,028.09/x
  3. Step 3: Cross multiply
    71,742.41x = 107,628.19 × 25,028.09
  4. Step 4: Simplify right side
    71,742.41x = 2,693,727,969.53
  5. Step 5: Solve for x
    x = 2,693,727,969.53/71,742.41
  6. Step 6: Final answer
    x = 37,547.22

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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.