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Finding the Fourth Proportional to 58,956.80, 88,435.20 and 41,242.10

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Solution

The fourth proportional to 58,956.80, 88,435.20 and 41,242.10 is: 61,863.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,956.80 : 88,435.20 = 41,242.10 : x
  2. Step 2: Convert to fraction form
    58,956.80/88,435.20 = 41,242.10/x
  3. Step 3: Cross multiply
    58,956.80x = 88,435.20 × 41,242.10
  4. Step 4: Simplify right side
    58,956.80x = 3,647,253,361.92
  5. Step 5: Solve for x
    x = 3,647,253,361.92/58,956.80
  6. Step 6: Final answer
    x = 61,863.15

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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.