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Finding the Fourth Proportional to 224,344.22, 336,223.51 and 91,068.44

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Solution

The fourth proportional to 224,344.22, 336,223.51 and 91,068.44 is: 136,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,344.22 : 336,223.51 = 91,068.44 : x
  2. Step 2: Convert to fraction form
    224,344.22/336,223.51 = 91,068.44/x
  3. Step 3: Cross multiply
    224,344.22x = 336,223.51 × 91,068.44
  4. Step 4: Simplify right side
    224,344.22x = 30,619,348,638.24
  5. Step 5: Solve for x
    x = 30,619,348,638.24/224,344.22
  6. Step 6: Final answer
    x = 136,483.79

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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.