Home / 219,502.42-329,299.53-124,776.16

Finding the Fourth Proportional to 219,502.42, 329,299.53 and 124,776.16

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Solution

The fourth proportional to 219,502.42, 329,299.53 and 124,776.16 is: 187,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,502.42 : 329,299.53 = 124,776.16 : x
  2. Step 2: Convert to fraction form
    219,502.42/329,299.53 = 124,776.16/x
  3. Step 3: Cross multiply
    219,502.42x = 329,299.53 × 124,776.16
  4. Step 4: Simplify right side
    219,502.42x = 41,088,730,843.20
  5. Step 5: Solve for x
    x = 41,088,730,843.20/219,502.42
  6. Step 6: Final answer
    x = 187,190.33

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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.