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Finding the Fourth Proportional to 164,145.51, 226,520.87 and 88,694.01

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Solution

The fourth proportional to 164,145.51, 226,520.87 and 88,694.01 is: 122,397.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,145.51 : 226,520.87 = 88,694.01 : x
  2. Step 2: Convert to fraction form
    164,145.51/226,520.87 = 88,694.01/x
  3. Step 3: Cross multiply
    164,145.51x = 226,520.87 × 88,694.01
  4. Step 4: Simplify right side
    164,145.51x = 20,091,043,865.52
  5. Step 5: Solve for x
    x = 20,091,043,865.52/164,145.51
  6. Step 6: Final answer
    x = 122,397.77

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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.