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Finding the Fourth Proportional to 141,761.76, 212,684.16 and 41,924.54

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Solution

The fourth proportional to 141,761.76, 212,684.16 and 41,924.54 is: 62,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,761.76 : 212,684.16 = 41,924.54 : x
  2. Step 2: Convert to fraction form
    141,761.76/212,684.16 = 41,924.54/x
  3. Step 3: Cross multiply
    141,761.76x = 212,684.16 × 41,924.54
  4. Step 4: Simplify right side
    141,761.76x = 8,916,684,509.87
  5. Step 5: Solve for x
    x = 8,916,684,509.87/141,761.76
  6. Step 6: Final answer
    x = 62,899.08

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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.