Home / 64,557.10-96,839.90-17,171.49

Finding the Fourth Proportional to 64,557.10, 96,839.90 and 17,171.49

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Solution

The fourth proportional to 64,557.10, 96,839.90 and 17,171.49 is: 25,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,557.10 : 96,839.90 = 17,171.49 : x
  2. Step 2: Convert to fraction form
    64,557.10/96,839.90 = 17,171.49/x
  3. Step 3: Cross multiply
    64,557.10x = 96,839.90 × 17,171.49
  4. Step 4: Simplify right side
    64,557.10x = 1,662,885,812.73
  5. Step 5: Solve for x
    x = 1,662,885,812.73/64,557.10
  6. Step 6: Final answer
    x = 25,758.37

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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.