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Finding the Fourth Proportional to 236,703.88, 326,651.73 and 134,729.35

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Solution

The fourth proportional to 236,703.88, 326,651.73 and 134,729.35 is: 185,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,703.88 : 326,651.73 = 134,729.35 : x
  2. Step 2: Convert to fraction form
    236,703.88/326,651.73 = 134,729.35/x
  3. Step 3: Cross multiply
    236,703.88x = 326,651.73 × 134,729.35
  4. Step 4: Simplify right side
    236,703.88x = 44,009,573,937.41
  5. Step 5: Solve for x
    x = 44,009,573,937.41/236,703.88
  6. Step 6: Final answer
    x = 185,926.71

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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.