Home / 68,723.83-103,053.40-26,623.62

Finding the Fourth Proportional to 68,723.83, 103,053.40 and 26,623.62

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Solution

The fourth proportional to 68,723.83, 103,053.40 and 26,623.62 is: 39,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.83 : 103,053.40 = 26,623.62 : x
  2. Step 2: Convert to fraction form
    68,723.83/103,053.40 = 26,623.62/x
  3. Step 3: Cross multiply
    68,723.83x = 103,053.40 × 26,623.62
  4. Step 4: Simplify right side
    68,723.83x = 2,743,654,561.31
  5. Step 5: Solve for x
    x = 2,743,654,561.31/68,723.83
  6. Step 6: Final answer
    x = 39,922.90

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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.