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Finding the Fourth Proportional to 65,337.22, 97,928.06 and 45,508.42

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Solution

The fourth proportional to 65,337.22, 97,928.06 and 45,508.42 is: 68,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,337.22 : 97,928.06 = 45,508.42 : x
  2. Step 2: Convert to fraction form
    65,337.22/97,928.06 = 45,508.42/x
  3. Step 3: Cross multiply
    65,337.22x = 97,928.06 × 45,508.42
  4. Step 4: Simplify right side
    65,337.22x = 4,456,550,794.62
  5. Step 5: Solve for x
    x = 4,456,550,794.62/65,337.22
  6. Step 6: Final answer
    x = 68,208.46

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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.