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Finding the Fourth Proportional to 73,785.50, 101,824.02 and 41,956.36

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Solution

The fourth proportional to 73,785.50, 101,824.02 and 41,956.36 is: 57,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,785.50 : 101,824.02 = 41,956.36 : x
  2. Step 2: Convert to fraction form
    73,785.50/101,824.02 = 41,956.36/x
  3. Step 3: Cross multiply
    73,785.50x = 101,824.02 × 41,956.36
  4. Step 4: Simplify right side
    73,785.50x = 4,272,165,239.77
  5. Step 5: Solve for x
    x = 4,272,165,239.77/73,785.50
  6. Step 6: Final answer
    x = 57,899.79

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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.