Home / 266,876.81-368,286.72-146,016.35

Finding the Fourth Proportional to 266,876.81, 368,286.72 and 146,016.35

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Solution

The fourth proportional to 266,876.81, 368,286.72 and 146,016.35 is: 201,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,876.81 : 368,286.72 = 146,016.35 : x
  2. Step 2: Convert to fraction form
    266,876.81/368,286.72 = 146,016.35/x
  3. Step 3: Cross multiply
    266,876.81x = 368,286.72 × 146,016.35
  4. Step 4: Simplify right side
    266,876.81x = 53,775,883,671.57
  5. Step 5: Solve for x
    x = 53,775,883,671.57/266,876.81
  6. Step 6: Final answer
    x = 201,500.77

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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.