Home / 115,936.43-173,963.95-55,215.44

Finding the Fourth Proportional to 115,936.43, 173,963.95 and 55,215.44

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Solution

The fourth proportional to 115,936.43, 173,963.95 and 55,215.44 is: 82,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,936.43 : 173,963.95 = 55,215.44 : x
  2. Step 2: Convert to fraction form
    115,936.43/173,963.95 = 55,215.44/x
  3. Step 3: Cross multiply
    115,936.43x = 173,963.95 × 55,215.44
  4. Step 4: Simplify right side
    115,936.43x = 9,605,495,998.48
  5. Step 5: Solve for x
    x = 9,605,495,998.48/115,936.43
  6. Step 6: Final answer
    x = 82,851.40

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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.