Home / 96,491.20-133,150.56-54,040

Finding the Fourth Proportional to 96,491.20, 133,150.56 and 54,040

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Solution

The fourth proportional to 96,491.20, 133,150.56 and 54,040 is: 74,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,491.20 : 133,150.56 = 54,040 : x
  2. Step 2: Convert to fraction form
    96,491.20/133,150.56 = 54,040/x
  3. Step 3: Cross multiply
    96,491.20x = 133,150.56 × 54,040
  4. Step 4: Simplify right side
    96,491.20x = 7,195,456,262.40
  5. Step 5: Solve for x
    x = 7,195,456,262.40/96,491.20
  6. Step 6: Final answer
    x = 74,571.11

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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.