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Finding the Fourth Proportional to 164,445.39, 226,934.87 and 88,993.89

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Solution

The fourth proportional to 164,445.39, 226,934.87 and 88,993.89 is: 122,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,445.39 : 226,934.87 = 88,993.89 : x
  2. Step 2: Convert to fraction form
    164,445.39/226,934.87 = 88,993.89/x
  3. Step 3: Cross multiply
    164,445.39x = 226,934.87 × 88,993.89
  4. Step 4: Simplify right side
    164,445.39x = 20,195,816,412.97
  5. Step 5: Solve for x
    x = 20,195,816,412.97/164,445.39
  6. Step 6: Final answer
    x = 122,811.69

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1.5x scale

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.