Home / 266,767.08-368,087.64-152,043.54

Finding the Fourth Proportional to 266,767.08, 368,087.64 and 152,043.54

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Solution

The fourth proportional to 266,767.08, 368,087.64 and 152,043.54 is: 209,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,767.08 : 368,087.64 = 152,043.54 : x
  2. Step 2: Convert to fraction form
    266,767.08/368,087.64 = 152,043.54/x
  3. Step 3: Cross multiply
    266,767.08x = 368,087.64 × 152,043.54
  4. Step 4: Simplify right side
    266,767.08x = 55,965,347,815.85
  5. Step 5: Solve for x
    x = 55,965,347,815.85/266,767.08
  6. Step 6: Final answer
    x = 209,791.06

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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.