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Finding the Fourth Proportional to 64,063.08, 88,398.81 and 35,769.96

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Solution

The fourth proportional to 64,063.08, 88,398.81 and 35,769.96 is: 49,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,063.08 : 88,398.81 = 35,769.96 : x
  2. Step 2: Convert to fraction form
    64,063.08/88,398.81 = 35,769.96/x
  3. Step 3: Cross multiply
    64,063.08x = 88,398.81 × 35,769.96
  4. Step 4: Simplify right side
    64,063.08x = 3,162,021,897.75
  5. Step 5: Solve for x
    x = 3,162,021,897.75/64,063.08
  6. Step 6: Final answer
    x = 49,357.94

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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.