Home / 96,334.78-132,940.09-53,311.76

Finding the Fourth Proportional to 96,334.78, 132,940.09 and 53,311.76

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Solution

The fourth proportional to 96,334.78, 132,940.09 and 53,311.76 is: 73,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,334.78 : 132,940.09 = 53,311.76 : x
  2. Step 2: Convert to fraction form
    96,334.78/132,940.09 = 53,311.76/x
  3. Step 3: Cross multiply
    96,334.78x = 132,940.09 × 53,311.76
  4. Step 4: Simplify right side
    96,334.78x = 7,087,269,241.20
  5. Step 5: Solve for x
    x = 7,087,269,241.20/96,334.78
  6. Step 6: Final answer
    x = 73,569.17

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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.