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Finding the Fourth Proportional to 141,057.96, 211,600.57 and 41,215.87

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Solution

The fourth proportional to 141,057.96, 211,600.57 and 41,215.87 is: 61,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,057.96 : 211,600.57 = 41,215.87 : x
  2. Step 2: Convert to fraction form
    141,057.96/211,600.57 = 41,215.87/x
  3. Step 3: Cross multiply
    141,057.96x = 211,600.57 × 41,215.87
  4. Step 4: Simplify right side
    141,057.96x = 8,721,301,585.05
  5. Step 5: Solve for x
    x = 8,721,301,585.05/141,057.96
  6. Step 6: Final answer
    x = 61,827.79

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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.