Home / 266,961.79-368,402.34-146,100.65

Finding the Fourth Proportional to 266,961.79, 368,402.34 and 146,100.65

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Solution

The fourth proportional to 266,961.79, 368,402.34 and 146,100.65 is: 201,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,961.79 : 368,402.34 = 146,100.65 : x
  2. Step 2: Convert to fraction form
    266,961.79/368,402.34 = 146,100.65/x
  3. Step 3: Cross multiply
    266,961.79x = 368,402.34 × 146,100.65
  4. Step 4: Simplify right side
    266,961.79x = 53,823,820,041.39
  5. Step 5: Solve for x
    x = 53,823,820,041.39/266,961.79
  6. Step 6: Final answer
    x = 201,616.19

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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.