Home / 166,619.49-229,771.05-152,789.14

Finding the Fourth Proportional to 166,619.49, 229,771.05 and 152,789.14

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Solution

The fourth proportional to 166,619.49, 229,771.05 and 152,789.14 is: 210,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,619.49 : 229,771.05 = 152,789.14 : x
  2. Step 2: Convert to fraction form
    166,619.49/229,771.05 = 152,789.14/x
  3. Step 3: Cross multiply
    166,619.49x = 229,771.05 × 152,789.14
  4. Step 4: Simplify right side
    166,619.49x = 35,106,521,126.40
  5. Step 5: Solve for x
    x = 35,106,521,126.40/166,619.49
  6. Step 6: Final answer
    x = 210,698.77

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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.