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Finding the Fourth Proportional to 65,998.58, 98,923.50 and 32,742.48

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Solution

The fourth proportional to 65,998.58, 98,923.50 and 32,742.48 is: 49,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,998.58 : 98,923.50 = 32,742.48 : x
  2. Step 2: Convert to fraction form
    65,998.58/98,923.50 = 32,742.48/x
  3. Step 3: Cross multiply
    65,998.58x = 98,923.50 × 32,742.48
  4. Step 4: Simplify right side
    65,998.58x = 3,239,000,720.28
  5. Step 5: Solve for x
    x = 3,239,000,720.28/65,998.58
  6. Step 6: Final answer
    x = 49,076.82

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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.