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Finding the Fourth Proportional to 265,634.83, 366,565.37 and 144,773.54

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Solution

The fourth proportional to 265,634.83, 366,565.37 and 144,773.54 is: 199,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,634.83 : 366,565.37 = 144,773.54 : x
  2. Step 2: Convert to fraction form
    265,634.83/366,565.37 = 144,773.54/x
  3. Step 3: Cross multiply
    265,634.83x = 366,565.37 × 144,773.54
  4. Step 4: Simplify right side
    265,634.83x = 53,068,966,256.31
  5. Step 5: Solve for x
    x = 53,068,966,256.31/265,634.83
  6. Step 6: Final answer
    x = 199,781.66

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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.