Home / 122,272.12-183,137.23-93,983.88

Finding the Fourth Proportional to 122,272.12, 183,137.23 and 93,983.88

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Solution

The fourth proportional to 122,272.12, 183,137.23 and 93,983.88 is: 140,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,272.12 : 183,137.23 = 93,983.88 : x
  2. Step 2: Convert to fraction form
    122,272.12/183,137.23 = 93,983.88/x
  3. Step 3: Cross multiply
    122,272.12x = 183,137.23 × 93,983.88
  4. Step 4: Simplify right side
    122,272.12x = 17,211,947,447.85
  5. Step 5: Solve for x
    x = 17,211,947,447.85/122,272.12
  6. Step 6: Final answer
    x = 140,767.56

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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.