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Finding the Fourth Proportional to 64,487.86, 96,674.07 and 25,035.59

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Solution

The fourth proportional to 64,487.86, 96,674.07 and 25,035.59 is: 37,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,487.86 : 96,674.07 = 25,035.59 : x
  2. Step 2: Convert to fraction form
    64,487.86/96,674.07 = 25,035.59/x
  3. Step 3: Cross multiply
    64,487.86x = 96,674.07 × 25,035.59
  4. Step 4: Simplify right side
    64,487.86x = 2,420,292,380.15
  5. Step 5: Solve for x
    x = 2,420,292,380.15/64,487.86
  6. Step 6: Final answer
    x = 37,530.98

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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.