Home / 137,611.08-206,379.24-37,747.65

Finding the Fourth Proportional to 137,611.08, 206,379.24 and 37,747.65

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Solution

The fourth proportional to 137,611.08, 206,379.24 and 37,747.65 is: 56,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,611.08 : 206,379.24 = 37,747.65 : x
  2. Step 2: Convert to fraction form
    137,611.08/206,379.24 = 37,747.65/x
  3. Step 3: Cross multiply
    137,611.08x = 206,379.24 × 37,747.65
  4. Step 4: Simplify right side
    137,611.08x = 7,790,330,422.16
  5. Step 5: Solve for x
    x = 7,790,330,422.16/137,611.08
  6. Step 6: Final answer
    x = 56,611.22

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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.