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Finding the Fourth Proportional to 208,713.33, 288,024.48 and 118,067.37

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Solution

The fourth proportional to 208,713.33, 288,024.48 and 118,067.37 is: 162,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,713.33 : 288,024.48 = 118,067.37 : x
  2. Step 2: Convert to fraction form
    208,713.33/288,024.48 = 118,067.37/x
  3. Step 3: Cross multiply
    208,713.33x = 288,024.48 × 118,067.37
  4. Step 4: Simplify right side
    208,713.33x = 34,006,292,849.22
  5. Step 5: Solve for x
    x = 34,006,292,849.22/208,713.33
  6. Step 6: Final answer
    x = 162,933.02

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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.