Home / 67,839.04-101,763.42-17,918.64

Finding the Fourth Proportional to 67,839.04, 101,763.42 and 17,918.64

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Solution

The fourth proportional to 67,839.04, 101,763.42 and 17,918.64 is: 26,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,839.04 : 101,763.42 = 17,918.64 : x
  2. Step 2: Convert to fraction form
    67,839.04/101,763.42 = 17,918.64/x
  3. Step 3: Cross multiply
    67,839.04x = 101,763.42 × 17,918.64
  4. Step 4: Simplify right side
    67,839.04x = 1,823,462,088.15
  5. Step 5: Solve for x
    x = 1,823,462,088.15/67,839.04
  6. Step 6: Final answer
    x = 26,879.24

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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.