Home / 137,357.10-206,072.10-48,601.35

Finding the Fourth Proportional to 137,357.10, 206,072.10 and 48,601.35

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Solution

The fourth proportional to 137,357.10, 206,072.10 and 48,601.35 is: 72,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,357.10 : 206,072.10 = 48,601.35 : x
  2. Step 2: Convert to fraction form
    137,357.10/206,072.10 = 48,601.35/x
  3. Step 3: Cross multiply
    137,357.10x = 206,072.10 × 48,601.35
  4. Step 4: Simplify right side
    137,357.10x = 10,015,382,257.34
  5. Step 5: Solve for x
    x = 10,015,382,257.34/137,357.10
  6. Step 6: Final answer
    x = 72,914.92

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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.