Home / 64,147.11-96,220.68-17,400

Finding the Fourth Proportional to 64,147.11, 96,220.68 and 17,400

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Solution

The fourth proportional to 64,147.11, 96,220.68 and 17,400 is: 26,100.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,147.11 : 96,220.68 = 17,400 : x
  2. Step 2: Convert to fraction form
    64,147.11/96,220.68 = 17,400/x
  3. Step 3: Cross multiply
    64,147.11x = 96,220.68 × 17,400
  4. Step 4: Simplify right side
    64,147.11x = 1,674,239,832.00
  5. Step 5: Solve for x
    x = 1,674,239,832.00/64,147.11
  6. Step 6: Final answer
    x = 26,100.00

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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.