Home / 167,429.30-250,542.48-122,945.72

Finding the Fourth Proportional to 167,429.30, 250,542.48 and 122,945.72

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Solution

The fourth proportional to 167,429.30, 250,542.48 and 122,945.72 is: 183,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,429.30 : 250,542.48 = 122,945.72 : x
  2. Step 2: Convert to fraction form
    167,429.30/250,542.48 = 122,945.72/x
  3. Step 3: Cross multiply
    167,429.30x = 250,542.48 × 122,945.72
  4. Step 4: Simplify right side
    167,429.30x = 30,803,125,594.19
  5. Step 5: Solve for x
    x = 30,803,125,594.19/167,429.30
  6. Step 6: Final answer
    x = 183,976.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.