Home / 376,918.37-565,127.60-137,003.79

Finding the Fourth Proportional to 376,918.37, 565,127.60 and 137,003.79

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Solution

The fourth proportional to 376,918.37, 565,127.60 and 137,003.79 is: 205,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,918.37 : 565,127.60 = 137,003.79 : x
  2. Step 2: Convert to fraction form
    376,918.37/565,127.60 = 137,003.79/x
  3. Step 3: Cross multiply
    376,918.37x = 565,127.60 × 137,003.79
  4. Step 4: Simplify right side
    376,918.37x = 77,424,622,348.59
  5. Step 5: Solve for x
    x = 77,424,622,348.59/376,918.37
  6. Step 6: Final answer
    x = 205,414.83

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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.