Home / 68,159.24-102,187.74-45,910.16

Finding the Fourth Proportional to 68,159.24, 102,187.74 and 45,910.16

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Solution

The fourth proportional to 68,159.24, 102,187.74 and 45,910.16 is: 68,830.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,159.24 : 102,187.74 = 45,910.16 : x
  2. Step 2: Convert to fraction form
    68,159.24/102,187.74 = 45,910.16/x
  3. Step 3: Cross multiply
    68,159.24x = 102,187.74 × 45,910.16
  4. Step 4: Simplify right side
    68,159.24x = 4,691,455,493.44
  5. Step 5: Solve for x
    x = 4,691,455,493.44/68,159.24
  6. Step 6: Final answer
    x = 68,830.81

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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.