Home / 224,397.20-336,665.64-66,626.48

Finding the Fourth Proportional to 224,397.20, 336,665.64 and 66,626.48

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Solution

The fourth proportional to 224,397.20, 336,665.64 and 66,626.48 is: 99,960.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,397.20 : 336,665.64 = 66,626.48 : x
  2. Step 2: Convert to fraction form
    224,397.20/336,665.64 = 66,626.48/x
  3. Step 3: Cross multiply
    224,397.20x = 336,665.64 × 66,626.48
  4. Step 4: Simplify right side
    224,397.20x = 22,430,846,530.15
  5. Step 5: Solve for x
    x = 22,430,846,530.15/224,397.20
  6. Step 6: Final answer
    x = 99,960.46

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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.