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Finding the Fourth Proportional to 65,344.62, 98,026.65 and 23,221.20

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Solution

The fourth proportional to 65,344.62, 98,026.65 and 23,221.20 is: 34,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,344.62 : 98,026.65 = 23,221.20 : x
  2. Step 2: Convert to fraction form
    65,344.62/98,026.65 = 23,221.20/x
  3. Step 3: Cross multiply
    65,344.62x = 98,026.65 × 23,221.20
  4. Step 4: Simplify right side
    65,344.62x = 2,276,296,444.98
  5. Step 5: Solve for x
    x = 2,276,296,444.98/65,344.62
  6. Step 6: Final answer
    x = 34,835.25

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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.