Home / 75,878.76-113,791.42-25,264.05

Finding the Fourth Proportional to 75,878.76, 113,791.42 and 25,264.05

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Solution

The fourth proportional to 75,878.76, 113,791.42 and 25,264.05 is: 37,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,878.76 : 113,791.42 = 25,264.05 : x
  2. Step 2: Convert to fraction form
    75,878.76/113,791.42 = 25,264.05/x
  3. Step 3: Cross multiply
    75,878.76x = 113,791.42 × 25,264.05
  4. Step 4: Simplify right side
    75,878.76x = 2,874,831,618.65
  5. Step 5: Solve for x
    x = 2,874,831,618.65/75,878.76
  6. Step 6: Final answer
    x = 37,887.17

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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.