Home / 267,218.42-400,864.53-89,776.17

Finding the Fourth Proportional to 267,218.42, 400,864.53 and 89,776.17

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Solution

The fourth proportional to 267,218.42, 400,864.53 and 89,776.17 is: 134,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,218.42 : 400,864.53 = 89,776.17 : x
  2. Step 2: Convert to fraction form
    267,218.42/400,864.53 = 89,776.17/x
  3. Step 3: Cross multiply
    267,218.42x = 400,864.53 × 89,776.17
  4. Step 4: Simplify right side
    267,218.42x = 35,988,082,192.25
  5. Step 5: Solve for x
    x = 35,988,082,192.25/267,218.42
  6. Step 6: Final answer
    x = 134,676.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.