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Finding the Fourth Proportional to 224,351.04, 309,592.80 and 139,466.64

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Solution

The fourth proportional to 224,351.04, 309,592.80 and 139,466.64 is: 192,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,351.04 : 309,592.80 = 139,466.64 : x
  2. Step 2: Convert to fraction form
    224,351.04/309,592.80 = 139,466.64/x
  3. Step 3: Cross multiply
    224,351.04x = 309,592.80 × 139,466.64
  4. Step 4: Simplify right side
    224,351.04x = 43,177,867,584.19
  5. Step 5: Solve for x
    x = 43,177,867,584.19/224,351.04
  6. Step 6: Final answer
    x = 192,456.73

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1.5x scale

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.