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Finding the Fourth Proportional to 144,796.14, 199,818.74 and 88,207.52

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Solution

The fourth proportional to 144,796.14, 199,818.74 and 88,207.52 is: 121,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,796.14 : 199,818.74 = 88,207.52 : x
  2. Step 2: Convert to fraction form
    144,796.14/199,818.74 = 88,207.52/x
  3. Step 3: Cross multiply
    144,796.14x = 199,818.74 × 88,207.52
  4. Step 4: Simplify right side
    144,796.14x = 17,625,514,726.35
  5. Step 5: Solve for x
    x = 17,625,514,726.35/144,796.14
  6. Step 6: Final answer
    x = 121,726.41

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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.