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Finding the Fourth Proportional to 64,843.68, 97,309.26 and 25,395.87

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Solution

The fourth proportional to 64,843.68, 97,309.26 and 25,395.87 is: 38,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,843.68 : 97,309.26 = 25,395.87 : x
  2. Step 2: Convert to fraction form
    64,843.68/97,309.26 = 25,395.87/x
  3. Step 3: Cross multiply
    64,843.68x = 97,309.26 × 25,395.87
  4. Step 4: Simplify right side
    64,843.68x = 2,471,253,316.76
  5. Step 5: Solve for x
    x = 2,471,253,316.76/64,843.68
  6. Step 6: Final answer
    x = 38,110.94

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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.