Home / 373,121.28-559,517.22-106,821.36

Finding the Fourth Proportional to 373,121.28, 559,517.22 and 106,821.36

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Solution

The fourth proportional to 373,121.28, 559,517.22 and 106,821.36 is: 160,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,121.28 : 559,517.22 = 106,821.36 : x
  2. Step 2: Convert to fraction form
    373,121.28/559,517.22 = 106,821.36/x
  3. Step 3: Cross multiply
    373,121.28x = 559,517.22 × 106,821.36
  4. Step 4: Simplify right side
    373,121.28x = 59,768,390,383.82
  5. Step 5: Solve for x
    x = 59,768,390,383.82/373,121.28
  6. Step 6: Final answer
    x = 160,184.89

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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.