Home / 65,022.11-97,469.70-31,740.83

Finding the Fourth Proportional to 65,022.11, 97,469.70 and 31,740.83

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Solution

The fourth proportional to 65,022.11, 97,469.70 and 31,740.83 is: 47,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,022.11 : 97,469.70 = 31,740.83 : x
  2. Step 2: Convert to fraction form
    65,022.11/97,469.70 = 31,740.83/x
  3. Step 3: Cross multiply
    65,022.11x = 97,469.70 × 31,740.83
  4. Step 4: Simplify right side
    65,022.11x = 3,093,769,177.85
  5. Step 5: Solve for x
    x = 3,093,769,177.85/65,022.11
  6. Step 6: Final answer
    x = 47,580.26

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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.