Home / 68,899.04-94,982.44-50,717.80

Finding the Fourth Proportional to 68,899.04, 94,982.44 and 50,717.80

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Solution

The fourth proportional to 68,899.04, 94,982.44 and 50,717.80 is: 69,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,899.04 : 94,982.44 = 50,717.80 : x
  2. Step 2: Convert to fraction form
    68,899.04/94,982.44 = 50,717.80/x
  3. Step 3: Cross multiply
    68,899.04x = 94,982.44 × 50,717.80
  4. Step 4: Simplify right side
    68,899.04x = 4,817,300,395.43
  5. Step 5: Solve for x
    x = 4,817,300,395.43/68,899.04
  6. Step 6: Final answer
    x = 69,918.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.