Home / 164,716.21-227,308.35-89,264.71

Finding the Fourth Proportional to 164,716.21, 227,308.35 and 89,264.71

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Solution

The fourth proportional to 164,716.21, 227,308.35 and 89,264.71 is: 123,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,716.21 : 227,308.35 = 89,264.71 : x
  2. Step 2: Convert to fraction form
    164,716.21/227,308.35 = 89,264.71/x
  3. Step 3: Cross multiply
    164,716.21x = 227,308.35 × 89,264.71
  4. Step 4: Simplify right side
    164,716.21x = 20,290,613,943.33
  5. Step 5: Solve for x
    x = 20,290,613,943.33/164,716.21
  6. Step 6: Final answer
    x = 123,185.29

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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.