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Finding the Fourth Proportional to 224,278.80, 336,037.38 and 135,345.44

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Solution

The fourth proportional to 224,278.80, 336,037.38 and 135,345.44 is: 202,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,278.80 : 336,037.38 = 135,345.44 : x
  2. Step 2: Convert to fraction form
    224,278.80/336,037.38 = 135,345.44/x
  3. Step 3: Cross multiply
    224,278.80x = 336,037.38 × 135,345.44
  4. Step 4: Simplify right side
    224,278.80x = 45,481,125,372.36
  5. Step 5: Solve for x
    x = 45,481,125,372.36/224,278.80
  6. Step 6: Final answer
    x = 202,788.34

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1.5x scale

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.