Home / 251,287.14-346,777.02-143,857.97

Finding the Fourth Proportional to 251,287.14, 346,777.02 and 143,857.97

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Solution

The fourth proportional to 251,287.14, 346,777.02 and 143,857.97 is: 198,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,287.14 : 346,777.02 = 143,857.97 : x
  2. Step 2: Convert to fraction form
    251,287.14/346,777.02 = 143,857.97/x
  3. Step 3: Cross multiply
    251,287.14x = 346,777.02 × 143,857.97
  4. Step 4: Simplify right side
    251,287.14x = 49,886,640,061.60
  5. Step 5: Solve for x
    x = 49,886,640,061.60/251,287.14
  6. Step 6: Final answer
    x = 198,524.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.