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Finding the Fourth Proportional to 65,512.32, 98,190.72 and 37,752.96

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Solution

The fourth proportional to 65,512.32, 98,190.72 and 37,752.96 is: 56,584.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,512.32 : 98,190.72 = 37,752.96 : x
  2. Step 2: Convert to fraction form
    65,512.32/98,190.72 = 37,752.96/x
  3. Step 3: Cross multiply
    65,512.32x = 98,190.72 × 37,752.96
  4. Step 4: Simplify right side
    65,512.32x = 3,706,990,324.53
  5. Step 5: Solve for x
    x = 3,706,990,324.53/65,512.32
  6. Step 6: Final answer
    x = 56,584.63

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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.