Home / 243,522.15-336,067.79-136,092.48

Finding the Fourth Proportional to 243,522.15, 336,067.79 and 136,092.48

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Solution

The fourth proportional to 243,522.15, 336,067.79 and 136,092.48 is: 187,811.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,522.15 : 336,067.79 = 136,092.48 : x
  2. Step 2: Convert to fraction form
    243,522.15/336,067.79 = 136,092.48/x
  3. Step 3: Cross multiply
    243,522.15x = 336,067.79 × 136,092.48
  4. Step 4: Simplify right side
    243,522.15x = 45,736,298,989.22
  5. Step 5: Solve for x
    x = 45,736,298,989.22/243,522.15
  6. Step 6: Final answer
    x = 187,811.66

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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.