Home / 65,240.28-97,861.32-18,493.14

Finding the Fourth Proportional to 65,240.28, 97,861.32 and 18,493.14

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Solution

The fourth proportional to 65,240.28, 97,861.32 and 18,493.14 is: 27,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,240.28 : 97,861.32 = 18,493.14 : x
  2. Step 2: Convert to fraction form
    65,240.28/97,861.32 = 18,493.14/x
  3. Step 3: Cross multiply
    65,240.28x = 97,861.32 × 18,493.14
  4. Step 4: Simplify right side
    65,240.28x = 1,809,763,091.34
  5. Step 5: Solve for x
    x = 1,809,763,091.34/65,240.28
  6. Step 6: Final answer
    x = 27,739.97

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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.