Home / 224,631.16-336,940.92-91,511.20

Finding the Fourth Proportional to 224,631.16, 336,940.92 and 91,511.20

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Solution

The fourth proportional to 224,631.16, 336,940.92 and 91,511.20 is: 137,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,631.16 : 336,940.92 = 91,511.20 : x
  2. Step 2: Convert to fraction form
    224,631.16/336,940.92 = 91,511.20/x
  3. Step 3: Cross multiply
    224,631.16x = 336,940.92 × 91,511.20
  4. Step 4: Simplify right side
    224,631.16x = 30,833,867,918.30
  5. Step 5: Solve for x
    x = 30,833,867,918.30/224,631.16
  6. Step 6: Final answer
    x = 137,264.43

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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.