Home / 68,263.74-102,379.20-34,966.66

Finding the Fourth Proportional to 68,263.74, 102,379.20 and 34,966.66

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Solution

The fourth proportional to 68,263.74, 102,379.20 and 34,966.66 is: 52,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,263.74 : 102,379.20 = 34,966.66 : x
  2. Step 2: Convert to fraction form
    68,263.74/102,379.20 = 34,966.66/x
  3. Step 3: Cross multiply
    68,263.74x = 102,379.20 × 34,966.66
  4. Step 4: Simplify right side
    68,263.74x = 3,579,858,677.47
  5. Step 5: Solve for x
    x = 3,579,858,677.47/68,263.74
  6. Step 6: Final answer
    x = 52,441.58

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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.