Home / 135,787.27-203,632.30-47,016.94

Finding the Fourth Proportional to 135,787.27, 203,632.30 and 47,016.94

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Solution

The fourth proportional to 135,787.27, 203,632.30 and 47,016.94 is: 70,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,787.27 : 203,632.30 = 47,016.94 : x
  2. Step 2: Convert to fraction form
    135,787.27/203,632.30 = 47,016.94/x
  3. Step 3: Cross multiply
    135,787.27x = 203,632.30 × 47,016.94
  4. Step 4: Simplify right side
    135,787.27x = 9,574,167,631.16
  5. Step 5: Solve for x
    x = 9,574,167,631.16/135,787.27
  6. Step 6: Final answer
    x = 70,508.58

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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.