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Finding the Fourth Proportional to 64,188.08, 88,581.96 and 35,893.70

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Solution

The fourth proportional to 64,188.08, 88,581.96 and 35,893.70 is: 49,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,188.08 : 88,581.96 = 35,893.70 : x
  2. Step 2: Convert to fraction form
    64,188.08/88,581.96 = 35,893.70/x
  3. Step 3: Cross multiply
    64,188.08x = 88,581.96 × 35,893.70
  4. Step 4: Simplify right side
    64,188.08x = 3,179,534,297.65
  5. Step 5: Solve for x
    x = 3,179,534,297.65/64,188.08
  6. Step 6: Final answer
    x = 49,534.65

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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.