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Finding the Fourth Proportional to 166,373.64, 229,595.61 and 90,922.14

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Solution

The fourth proportional to 166,373.64, 229,595.61 and 90,922.14 is: 125,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,373.64 : 229,595.61 = 90,922.14 : x
  2. Step 2: Convert to fraction form
    166,373.64/229,595.61 = 90,922.14/x
  3. Step 3: Cross multiply
    166,373.64x = 229,595.61 × 90,922.14
  4. Step 4: Simplify right side
    166,373.64x = 20,875,324,195.81
  5. Step 5: Solve for x
    x = 20,875,324,195.81/166,373.64
  6. Step 6: Final answer
    x = 125,472.55

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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.