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Finding the Fourth Proportional to 64,879.48, 97,288.98 and 33,706.36

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Solution

The fourth proportional to 64,879.48, 97,288.98 and 33,706.36 is: 50,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,879.48 : 97,288.98 = 33,706.36 : x
  2. Step 2: Convert to fraction form
    64,879.48/97,288.98 = 33,706.36/x
  3. Step 3: Cross multiply
    64,879.48x = 97,288.98 × 33,706.36
  4. Step 4: Simplify right side
    64,879.48x = 3,279,257,383.91
  5. Step 5: Solve for x
    x = 3,279,257,383.91/64,879.48
  6. Step 6: Final answer
    x = 50,543.83

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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.