Home / 110,645.03-166,066.64-57,375.17

Finding the Fourth Proportional to 110,645.03, 166,066.64 and 57,375.17

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Solution

The fourth proportional to 110,645.03, 166,066.64 and 57,375.17 is: 86,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,645.03 : 166,066.64 = 57,375.17 : x
  2. Step 2: Convert to fraction form
    110,645.03/166,066.64 = 57,375.17/x
  3. Step 3: Cross multiply
    110,645.03x = 166,066.64 × 57,375.17
  4. Step 4: Simplify right side
    110,645.03x = 9,528,100,584.12
  5. Step 5: Solve for x
    x = 9,528,100,584.12/110,645.03
  6. Step 6: Final answer
    x = 86,114.13

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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.