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Finding the Fourth Proportional to 224,314.22, 336,419.46 and 66,504.62

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Solution

The fourth proportional to 224,314.22, 336,419.46 and 66,504.62 is: 99,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,314.22 : 336,419.46 = 66,504.62 : x
  2. Step 2: Convert to fraction form
    224,314.22/336,419.46 = 66,504.62/x
  3. Step 3: Cross multiply
    224,314.22x = 336,419.46 × 66,504.62
  4. Step 4: Simplify right side
    224,314.22x = 22,373,448,347.91
  5. Step 5: Solve for x
    x = 22,373,448,347.91/224,314.22
  6. Step 6: Final answer
    x = 99,741.55

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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.