Home / 219,875.72-329,861.96-125,150.48

Finding the Fourth Proportional to 219,875.72, 329,861.96 and 125,150.48

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Solution

The fourth proportional to 219,875.72, 329,861.96 and 125,150.48 is: 187,753.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,875.72 : 329,861.96 = 125,150.48 : x
  2. Step 2: Convert to fraction form
    219,875.72/329,861.96 = 125,150.48/x
  3. Step 3: Cross multiply
    219,875.72x = 329,861.96 × 125,150.48
  4. Step 4: Simplify right side
    219,875.72x = 41,282,382,627.74
  5. Step 5: Solve for x
    x = 41,282,382,627.74/219,875.72
  6. Step 6: Final answer
    x = 187,753.26

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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.