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Finding the Fourth Proportional to 265,502.82, 366,391.98 and 144,644.07

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Solution

The fourth proportional to 265,502.82, 366,391.98 and 144,644.07 is: 199,607.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,502.82 : 366,391.98 = 144,644.07 : x
  2. Step 2: Convert to fraction form
    265,502.82/366,391.98 = 144,644.07/x
  3. Step 3: Cross multiply
    265,502.82x = 366,391.98 × 144,644.07
  4. Step 4: Simplify right side
    265,502.82x = 52,996,427,202.56
  5. Step 5: Solve for x
    x = 52,996,427,202.56/265,502.82
  6. Step 6: Final answer
    x = 199,607.78

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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.