Home / 205,325.16-281,290.62-197,649.47

Finding the Fourth Proportional to 205,325.16, 281,290.62 and 197,649.47

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Solution

The fourth proportional to 205,325.16, 281,290.62 and 197,649.47 is: 270,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,325.16 : 281,290.62 = 197,649.47 : x
  2. Step 2: Convert to fraction form
    205,325.16/281,290.62 = 197,649.47/x
  3. Step 3: Cross multiply
    205,325.16x = 281,290.62 × 197,649.47
  4. Step 4: Simplify right side
    205,325.16x = 55,596,940,552.52
  5. Step 5: Solve for x
    x = 55,596,940,552.52/205,325.16
  6. Step 6: Final answer
    x = 270,775.10

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.