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Finding the Fourth Proportional to 65,469.61, 98,247.46 and 35,908.19

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Solution

The fourth proportional to 65,469.61, 98,247.46 and 35,908.19 is: 53,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,469.61 : 98,247.46 = 35,908.19 : x
  2. Step 2: Convert to fraction form
    65,469.61/98,247.46 = 35,908.19/x
  3. Step 3: Cross multiply
    65,469.61x = 98,247.46 × 35,908.19
  4. Step 4: Simplify right side
    65,469.61x = 3,527,888,460.70
  5. Step 5: Solve for x
    x = 3,527,888,460.70/65,469.61
  6. Step 6: Final answer
    x = 53,885.89

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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.