Home / 166,063.54-229,107.81-127,834.78

Finding the Fourth Proportional to 166,063.54, 229,107.81 and 127,834.78

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Solution

The fourth proportional to 166,063.54, 229,107.81 and 127,834.78 is: 176,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,063.54 : 229,107.81 = 127,834.78 : x
  2. Step 2: Convert to fraction form
    166,063.54/229,107.81 = 127,834.78/x
  3. Step 3: Cross multiply
    166,063.54x = 229,107.81 × 127,834.78
  4. Step 4: Simplify right side
    166,063.54x = 29,287,946,487.63
  5. Step 5: Solve for x
    x = 29,287,946,487.63/166,063.54
  6. Step 6: Final answer
    x = 176,365.90

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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.