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Finding the Fourth Proportional to 59,956.56, 82,740.48 and 33,099.90

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Solution

The fourth proportional to 59,956.56, 82,740.48 and 33,099.90 is: 45,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,956.56 : 82,740.48 = 33,099.90 : x
  2. Step 2: Convert to fraction form
    59,956.56/82,740.48 = 33,099.90/x
  3. Step 3: Cross multiply
    59,956.56x = 82,740.48 × 33,099.90
  4. Step 4: Simplify right side
    59,956.56x = 2,738,701,613.95
  5. Step 5: Solve for x
    x = 2,738,701,613.95/59,956.56
  6. Step 6: Final answer
    x = 45,678.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.