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Finding the Fourth Proportional to 64,846.45, 97,279.73 and 27,406.68

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Solution

The fourth proportional to 64,846.45, 97,279.73 and 27,406.68 is: 41,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,846.45 : 97,279.73 = 27,406.68 : x
  2. Step 2: Convert to fraction form
    64,846.45/97,279.73 = 27,406.68/x
  3. Step 3: Cross multiply
    64,846.45x = 97,279.73 × 27,406.68
  4. Step 4: Simplify right side
    64,846.45x = 2,666,114,097.05
  5. Step 5: Solve for x
    x = 2,666,114,097.05/64,846.45
  6. Step 6: Final answer
    x = 41,114.27

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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.