Home / 205,424.98-283,380.33-130,017.22

Finding the Fourth Proportional to 205,424.98, 283,380.33 and 130,017.22

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Solution

The fourth proportional to 205,424.98, 283,380.33 and 130,017.22 is: 179,356.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,424.98 : 283,380.33 = 130,017.22 : x
  2. Step 2: Convert to fraction form
    205,424.98/283,380.33 = 130,017.22/x
  3. Step 3: Cross multiply
    205,424.98x = 283,380.33 × 130,017.22
  4. Step 4: Simplify right side
    205,424.98x = 36,844,322,709.28
  5. Step 5: Solve for x
    x = 36,844,322,709.28/205,424.98
  6. Step 6: Final answer
    x = 179,356.58

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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.