Home / 205,217.30-283,178.30-119,159.46

Finding the Fourth Proportional to 205,217.30, 283,178.30 and 119,159.46

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Solution

The fourth proportional to 205,217.30, 283,178.30 and 119,159.46 is: 164,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,217.30 : 283,178.30 = 119,159.46 : x
  2. Step 2: Convert to fraction form
    205,217.30/283,178.30 = 119,159.46/x
  3. Step 3: Cross multiply
    205,217.30x = 283,178.30 × 119,159.46
  4. Step 4: Simplify right side
    205,217.30x = 33,743,373,311.72
  5. Step 5: Solve for x
    x = 33,743,373,311.72/205,217.30
  6. Step 6: Final answer
    x = 164,427.53

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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.