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Finding the Fourth Proportional to 79,533.53, 119,212.80 and 32,760.89

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Solution

The fourth proportional to 79,533.53, 119,212.80 and 32,760.89 is: 49,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,533.53 : 119,212.80 = 32,760.89 : x
  2. Step 2: Convert to fraction form
    79,533.53/119,212.80 = 32,760.89/x
  3. Step 3: Cross multiply
    79,533.53x = 119,212.80 × 32,760.89
  4. Step 4: Simplify right side
    79,533.53x = 3,905,516,831.33
  5. Step 5: Solve for x
    x = 3,905,516,831.33/79,533.53
  6. Step 6: Final answer
    x = 49,105.29

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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.