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Finding the Fourth Proportional to 224,637.30, 336,787.47 and 135,872.64

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Solution

The fourth proportional to 224,637.30, 336,787.47 and 135,872.64 is: 203,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,637.30 : 336,787.47 = 135,872.64 : x
  2. Step 2: Convert to fraction form
    224,637.30/336,787.47 = 135,872.64/x
  3. Step 3: Cross multiply
    224,637.30x = 336,787.47 × 135,872.64
  4. Step 4: Simplify right side
    224,637.30x = 45,760,202,667.82
  5. Step 5: Solve for x
    x = 45,760,202,667.82/224,637.30
  6. Step 6: Final answer
    x = 203,707.05

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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.