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Finding the Fourth Proportional to 164,613.96, 227,165.58 and 92,993.88

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Solution

The fourth proportional to 164,613.96, 227,165.58 and 92,993.88 is: 128,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,613.96 : 227,165.58 = 92,993.88 : x
  2. Step 2: Convert to fraction form
    164,613.96/227,165.58 = 92,993.88/x
  3. Step 3: Cross multiply
    164,613.96x = 227,165.58 × 92,993.88
  4. Step 4: Simplify right side
    164,613.96x = 21,125,008,686.65
  5. Step 5: Solve for x
    x = 21,125,008,686.65/164,613.96
  6. Step 6: Final answer
    x = 128,330.60

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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.