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Finding the Fourth Proportional to 65,199.52, 97,799.29 and 35,601.21

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Solution

The fourth proportional to 65,199.52, 97,799.29 and 35,601.21 is: 53,401.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,199.52 : 97,799.29 = 35,601.21 : x
  2. Step 2: Convert to fraction form
    65,199.52/97,799.29 = 35,601.21/x
  3. Step 3: Cross multiply
    65,199.52x = 97,799.29 × 35,601.21
  4. Step 4: Simplify right side
    65,199.52x = 3,481,773,197.13
  5. Step 5: Solve for x
    x = 3,481,773,197.13/65,199.52
  6. Step 6: Final answer
    x = 53,401.82

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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.