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Finding the Fourth Proportional to 59,778.35, 82,491.24 and 32,921.99

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Solution

The fourth proportional to 59,778.35, 82,491.24 and 32,921.99 is: 45,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,778.35 : 82,491.24 = 32,921.99 : x
  2. Step 2: Convert to fraction form
    59,778.35/82,491.24 = 32,921.99/x
  3. Step 3: Cross multiply
    59,778.35x = 82,491.24 × 32,921.99
  4. Step 4: Simplify right side
    59,778.35x = 2,715,775,778.37
  5. Step 5: Solve for x
    x = 2,715,775,778.37/59,778.35
  6. Step 6: Final answer
    x = 45,430.76

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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.