Home / 67,114.77-100,669.83-17,195.28

Finding the Fourth Proportional to 67,114.77, 100,669.83 and 17,195.28

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Solution

The fourth proportional to 67,114.77, 100,669.83 and 17,195.28 is: 25,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,114.77 : 100,669.83 = 17,195.28 : x
  2. Step 2: Convert to fraction form
    67,114.77/100,669.83 = 17,195.28/x
  3. Step 3: Cross multiply
    67,114.77x = 100,669.83 × 17,195.28
  4. Step 4: Simplify right side
    67,114.77x = 1,731,045,914.40
  5. Step 5: Solve for x
    x = 1,731,045,914.40/67,114.77
  6. Step 6: Final answer
    x = 25,792.32

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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.