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Finding the Fourth Proportional to 64,606.34, 96,901.82 and 17,224.99

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Solution

The fourth proportional to 64,606.34, 96,901.82 and 17,224.99 is: 25,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,606.34 : 96,901.82 = 17,224.99 : x
  2. Step 2: Convert to fraction form
    64,606.34/96,901.82 = 17,224.99/x
  3. Step 3: Cross multiply
    64,606.34x = 96,901.82 × 17,224.99
  4. Step 4: Simplify right side
    64,606.34x = 1,669,132,616.70
  5. Step 5: Solve for x
    x = 1,669,132,616.70/64,606.34
  6. Step 6: Final answer
    x = 25,835.43

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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.