Home / 64,889.21-97,333.91-18,142.04

Finding the Fourth Proportional to 64,889.21, 97,333.91 and 18,142.04

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Solution

The fourth proportional to 64,889.21, 97,333.91 and 18,142.04 is: 27,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,889.21 : 97,333.91 = 18,142.04 : x
  2. Step 2: Convert to fraction form
    64,889.21/97,333.91 = 18,142.04/x
  3. Step 3: Cross multiply
    64,889.21x = 97,333.91 × 18,142.04
  4. Step 4: Simplify right side
    64,889.21x = 1,765,835,597.87
  5. Step 5: Solve for x
    x = 1,765,835,597.87/64,889.21
  6. Step 6: Final answer
    x = 27,213.09

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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.