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Finding the Fourth Proportional to 265,655.30, 366,606.05 and 144,796.19

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Solution

The fourth proportional to 265,655.30, 366,606.05 and 144,796.19 is: 199,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,655.30 : 366,606.05 = 144,796.19 : x
  2. Step 2: Convert to fraction form
    265,655.30/366,606.05 = 144,796.19/x
  3. Step 3: Cross multiply
    265,655.30x = 366,606.05 × 144,796.19
  4. Step 4: Simplify right side
    265,655.30x = 53,083,156,713.94
  5. Step 5: Solve for x
    x = 53,083,156,713.94/265,655.30
  6. Step 6: Final answer
    x = 199,819.68

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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.