Home / 68,125.22-102,208.64-34,868.85

Finding the Fourth Proportional to 68,125.22, 102,208.64 and 34,868.85

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Solution

The fourth proportional to 68,125.22, 102,208.64 and 34,868.85 is: 52,313.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,125.22 : 102,208.64 = 34,868.85 : x
  2. Step 2: Convert to fraction form
    68,125.22/102,208.64 = 34,868.85/x
  3. Step 3: Cross multiply
    68,125.22x = 102,208.64 × 34,868.85
  4. Step 4: Simplify right side
    68,125.22x = 3,563,897,179.24
  5. Step 5: Solve for x
    x = 3,563,897,179.24/68,125.22
  6. Step 6: Final answer
    x = 52,313.92

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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.