Home / 64,902.12-97,383.18-25,469.70

Finding the Fourth Proportional to 64,902.12, 97,383.18 and 25,469.70

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Solution

The fourth proportional to 64,902.12, 97,383.18 and 25,469.70 is: 38,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,902.12 : 97,383.18 = 25,469.70 : x
  2. Step 2: Convert to fraction form
    64,902.12/97,383.18 = 25,469.70/x
  3. Step 3: Cross multiply
    64,902.12x = 97,383.18 × 25,469.70
  4. Step 4: Simplify right side
    64,902.12x = 2,480,320,379.65
  5. Step 5: Solve for x
    x = 2,480,320,379.65/64,902.12
  6. Step 6: Final answer
    x = 38,216.32

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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.