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Finding the Fourth Proportional to 64,792.98, 97,115.36 and 27,296.87

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Solution

The fourth proportional to 64,792.98, 97,115.36 and 27,296.87 is: 40,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,792.98 : 97,115.36 = 27,296.87 : x
  2. Step 2: Convert to fraction form
    64,792.98/97,115.36 = 27,296.87/x
  3. Step 3: Cross multiply
    64,792.98x = 97,115.36 × 27,296.87
  4. Step 4: Simplify right side
    64,792.98x = 2,650,944,734.86
  5. Step 5: Solve for x
    x = 2,650,944,734.86/64,792.98
  6. Step 6: Final answer
    x = 40,914.07

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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.