Home / 98,541.36-135,997.92-56,093.04

Finding the Fourth Proportional to 98,541.36, 135,997.92 and 56,093.04

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Solution

The fourth proportional to 98,541.36, 135,997.92 and 56,093.04 is: 77,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,541.36 : 135,997.92 = 56,093.04 : x
  2. Step 2: Convert to fraction form
    98,541.36/135,997.92 = 56,093.04/x
  3. Step 3: Cross multiply
    98,541.36x = 135,997.92 × 56,093.04
  4. Step 4: Simplify right side
    98,541.36x = 7,628,536,766.48
  5. Step 5: Solve for x
    x = 7,628,536,766.48/98,541.36
  6. Step 6: Final answer
    x = 77,414.57

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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.