Home / 137,578.14-206,377.02-47,583.54

Finding the Fourth Proportional to 137,578.14, 206,377.02 and 47,583.54

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Solution

The fourth proportional to 137,578.14, 206,377.02 and 47,583.54 is: 71,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,578.14 : 206,377.02 = 47,583.54 : x
  2. Step 2: Convert to fraction form
    137,578.14/206,377.02 = 47,583.54/x
  3. Step 3: Cross multiply
    137,578.14x = 206,377.02 × 47,583.54
  4. Step 4: Simplify right side
    137,578.14x = 9,820,149,186.25
  5. Step 5: Solve for x
    x = 9,820,149,186.25/137,578.14
  6. Step 6: Final answer
    x = 71,378.70

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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.