Home / 166,429.08-229,672.16-89,947.97

Finding the Fourth Proportional to 166,429.08, 229,672.16 and 89,947.97

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Solution

The fourth proportional to 166,429.08, 229,672.16 and 89,947.97 is: 124,128.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,429.08 : 229,672.16 = 89,947.97 : x
  2. Step 2: Convert to fraction form
    166,429.08/229,672.16 = 89,947.97/x
  3. Step 3: Cross multiply
    166,429.08x = 229,672.16 × 89,947.97
  4. Step 4: Simplify right side
    166,429.08x = 20,658,544,157.99
  5. Step 5: Solve for x
    x = 20,658,544,157.99/166,429.08
  6. Step 6: Final answer
    x = 124,128.21

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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.