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Finding the Fourth Proportional to 137,882.33, 206,798.85 and 36,680.93

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Solution

The fourth proportional to 137,882.33, 206,798.85 and 36,680.93 is: 55,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,882.33 : 206,798.85 = 36,680.93 : x
  2. Step 2: Convert to fraction form
    137,882.33/206,798.85 = 36,680.93/x
  3. Step 3: Cross multiply
    137,882.33x = 206,798.85 × 36,680.93
  4. Step 4: Simplify right side
    137,882.33x = 7,585,574,140.93
  5. Step 5: Solve for x
    x = 7,585,574,140.93/137,882.33
  6. Step 6: Final answer
    x = 55,014.84

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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.