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Finding the Fourth Proportional to 164,462.58, 226,958.38 and 89,011.08

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Solution

The fourth proportional to 164,462.58, 226,958.38 and 89,011.08 is: 122,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,462.58 : 226,958.38 = 89,011.08 : x
  2. Step 2: Convert to fraction form
    164,462.58/226,958.38 = 89,011.08/x
  3. Step 3: Cross multiply
    164,462.58x = 226,958.38 × 89,011.08
  4. Step 4: Simplify right side
    164,462.58x = 20,201,810,518.85
  5. Step 5: Solve for x
    x = 20,201,810,518.85/164,462.58
  6. Step 6: Final answer
    x = 122,835.30

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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.