Home / 64,815.57-97,215.16-25,400.37

Finding the Fourth Proportional to 64,815.57, 97,215.16 and 25,400.37

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Solution

The fourth proportional to 64,815.57, 97,215.16 and 25,400.37 is: 38,097.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,815.57 : 97,215.16 = 25,400.37 : x
  2. Step 2: Convert to fraction form
    64,815.57/97,215.16 = 25,400.37/x
  3. Step 3: Cross multiply
    64,815.57x = 97,215.16 × 25,400.37
  4. Step 4: Simplify right side
    64,815.57x = 2,469,300,484.03
  5. Step 5: Solve for x
    x = 2,469,300,484.03/64,815.57
  6. Step 6: Final answer
    x = 38,097.33

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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.