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Finding the Fourth Proportional to 164,287.41, 226,716.87 and 88,835.91

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Solution

The fourth proportional to 164,287.41, 226,716.87 and 88,835.91 is: 122,593.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,287.41 : 226,716.87 = 88,835.91 : x
  2. Step 2: Convert to fraction form
    164,287.41/226,716.87 = 88,835.91/x
  3. Step 3: Cross multiply
    164,287.41x = 226,716.87 × 88,835.91
  4. Step 4: Simplify right side
    164,287.41x = 20,140,599,458.80
  5. Step 5: Solve for x
    x = 20,140,599,458.80/164,287.41
  6. Step 6: Final answer
    x = 122,593.69

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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.