Home / 67,052.28-100,575.54-17,133.60

Finding the Fourth Proportional to 67,052.28, 100,575.54 and 17,133.60

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Solution

The fourth proportional to 67,052.28, 100,575.54 and 17,133.60 is: 25,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,052.28 : 100,575.54 = 17,133.60 : x
  2. Step 2: Convert to fraction form
    67,052.28/100,575.54 = 17,133.60/x
  3. Step 3: Cross multiply
    67,052.28x = 100,575.54 × 17,133.60
  4. Step 4: Simplify right side
    67,052.28x = 1,723,221,072.14
  5. Step 5: Solve for x
    x = 1,723,221,072.14/67,052.28
  6. Step 6: Final answer
    x = 25,699.66

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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.