Home / 219,939.12-329,922-62,179.56

Finding the Fourth Proportional to 219,939.12, 329,922 and 62,179.56

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Solution

The fourth proportional to 219,939.12, 329,922 and 62,179.56 is: 93,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,939.12 : 329,922 = 62,179.56 : x
  2. Step 2: Convert to fraction form
    219,939.12/329,922 = 62,179.56/x
  3. Step 3: Cross multiply
    219,939.12x = 329,922 × 62,179.56
  4. Step 4: Simplify right side
    219,939.12x = 20,514,404,794.32
  5. Step 5: Solve for x
    x = 20,514,404,794.32/219,939.12
  6. Step 6: Final answer
    x = 93,273.11

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1.5x scale

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.