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Finding the Fourth Proportional to 164,187.54, 226,578.87 and 88,736.04

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Solution

The fourth proportional to 164,187.54, 226,578.87 and 88,736.04 is: 122,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,187.54 : 226,578.87 = 88,736.04 : x
  2. Step 2: Convert to fraction form
    164,187.54/226,578.87 = 88,736.04/x
  3. Step 3: Cross multiply
    164,187.54x = 226,578.87 × 88,736.04
  4. Step 4: Simplify right side
    164,187.54x = 20,105,711,671.47
  5. Step 5: Solve for x
    x = 20,105,711,671.47/164,187.54
  6. Step 6: Final answer
    x = 122,455.77

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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.