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Finding the Fourth Proportional to 164,298.89, 226,739.34 and 92,678.88

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Solution

The fourth proportional to 164,298.89, 226,739.34 and 92,678.88 is: 127,900.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,298.89 : 226,739.34 = 92,678.88 : x
  2. Step 2: Convert to fraction form
    164,298.89/226,739.34 = 92,678.88/x
  3. Step 3: Cross multiply
    164,298.89x = 226,739.34 × 92,678.88
  4. Step 4: Simplify right side
    164,298.89x = 21,013,948,083.14
  5. Step 5: Solve for x
    x = 21,013,948,083.14/164,298.89
  6. Step 6: Final answer
    x = 127,900.73

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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.