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Finding the Fourth Proportional to 164,415.12, 226,893.08 and 88,963.62

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Solution

The fourth proportional to 164,415.12, 226,893.08 and 88,963.62 is: 122,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,415.12 : 226,893.08 = 88,963.62 : x
  2. Step 2: Convert to fraction form
    164,415.12/226,893.08 = 88,963.62/x
  3. Step 3: Cross multiply
    164,415.12x = 226,893.08 × 88,963.62
  4. Step 4: Simplify right side
    164,415.12x = 20,185,229,749.75
  5. Step 5: Solve for x
    x = 20,185,229,749.75/164,415.12
  6. Step 6: Final answer
    x = 122,769.91

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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.