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Finding the Fourth Proportional to 267,259.66, 368,819.39 and 146,401.79

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Solution

The fourth proportional to 267,259.66, 368,819.39 and 146,401.79 is: 202,035.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,259.66 : 368,819.39 = 146,401.79 : x
  2. Step 2: Convert to fraction form
    267,259.66/368,819.39 = 146,401.79/x
  3. Step 3: Cross multiply
    267,259.66x = 368,819.39 × 146,401.79
  4. Step 4: Simplify right side
    267,259.66x = 53,995,818,441.92
  5. Step 5: Solve for x
    x = 53,995,818,441.92/267,259.66
  6. Step 6: Final answer
    x = 202,035.05

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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.