Home / 166,206.73-229,383.35-102,542.89

Finding the Fourth Proportional to 166,206.73, 229,383.35 and 102,542.89

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Solution

The fourth proportional to 166,206.73, 229,383.35 and 102,542.89 is: 141,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,206.73 : 229,383.35 = 102,542.89 : x
  2. Step 2: Convert to fraction form
    166,206.73/229,383.35 = 102,542.89/x
  3. Step 3: Cross multiply
    166,206.73x = 229,383.35 × 102,542.89
  4. Step 4: Simplify right side
    166,206.73x = 23,521,631,114.17
  5. Step 5: Solve for x
    x = 23,521,631,114.17/166,206.73
  6. Step 6: Final answer
    x = 141,520.33

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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.