Home / 88,143.76-132,103.32-41,293.36

Finding the Fourth Proportional to 88,143.76, 132,103.32 and 41,293.36

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Solution

The fourth proportional to 88,143.76, 132,103.32 and 41,293.36 is: 61,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,143.76 : 132,103.32 = 41,293.36 : x
  2. Step 2: Convert to fraction form
    88,143.76/132,103.32 = 41,293.36/x
  3. Step 3: Cross multiply
    88,143.76x = 132,103.32 × 41,293.36
  4. Step 4: Simplify right side
    88,143.76x = 5,454,989,949.96
  5. Step 5: Solve for x
    x = 5,454,989,949.96/88,143.76
  6. Step 6: Final answer
    x = 61,887.42

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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.