Home / 173,858.24-239,839.71-113,401.46

Finding the Fourth Proportional to 173,858.24, 239,839.71 and 113,401.46

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Solution

The fourth proportional to 173,858.24, 239,839.71 and 113,401.46 is: 156,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,858.24 : 239,839.71 = 113,401.46 : x
  2. Step 2: Convert to fraction form
    173,858.24/239,839.71 = 113,401.46/x
  3. Step 3: Cross multiply
    173,858.24x = 239,839.71 × 113,401.46
  4. Step 4: Simplify right side
    173,858.24x = 27,198,173,279.98
  5. Step 5: Solve for x
    x = 27,198,173,279.98/173,858.24
  6. Step 6: Final answer
    x = 156,438.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.