Home / 117,311.11-175,963.25-28,563.33

Finding the Fourth Proportional to 117,311.11, 175,963.25 and 28,563.33

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Solution

The fourth proportional to 117,311.11, 175,963.25 and 28,563.33 is: 42,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,311.11 : 175,963.25 = 28,563.33 : x
  2. Step 2: Convert to fraction form
    117,311.11/175,963.25 = 28,563.33/x
  3. Step 3: Cross multiply
    117,311.11x = 175,963.25 × 28,563.33
  4. Step 4: Simplify right side
    117,311.11x = 5,026,096,377.62
  5. Step 5: Solve for x
    x = 5,026,096,377.62/117,311.11
  6. Step 6: Final answer
    x = 42,844.16

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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.