Home / 68,619.56-102,988.87-37,057.10

Finding the Fourth Proportional to 68,619.56, 102,988.87 and 37,057.10

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Solution

The fourth proportional to 68,619.56, 102,988.87 and 37,057.10 is: 55,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,619.56 : 102,988.87 = 37,057.10 : x
  2. Step 2: Convert to fraction form
    68,619.56/102,988.87 = 37,057.10/x
  3. Step 3: Cross multiply
    68,619.56x = 102,988.87 × 37,057.10
  4. Step 4: Simplify right side
    68,619.56x = 3,816,468,246.89
  5. Step 5: Solve for x
    x = 3,816,468,246.89/68,619.56
  6. Step 6: Final answer
    x = 55,617.79

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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.