Home / 68,269.13-102,400.47-23,905.83

Finding the Fourth Proportional to 68,269.13, 102,400.47 and 23,905.83

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Solution

The fourth proportional to 68,269.13, 102,400.47 and 23,905.83 is: 35,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,269.13 : 102,400.47 = 23,905.83 : x
  2. Step 2: Convert to fraction form
    68,269.13/102,400.47 = 23,905.83/x
  3. Step 3: Cross multiply
    68,269.13x = 102,400.47 × 23,905.83
  4. Step 4: Simplify right side
    68,269.13x = 2,447,968,227.74
  5. Step 5: Solve for x
    x = 2,447,968,227.74/68,269.13
  6. Step 6: Final answer
    x = 35,857.62

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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.