Home / 202,514.97-279,504.77-117,681.24

Finding the Fourth Proportional to 202,514.97, 279,504.77 and 117,681.24

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Solution

The fourth proportional to 202,514.97, 279,504.77 and 117,681.24 is: 162,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,514.97 : 279,504.77 = 117,681.24 : x
  2. Step 2: Convert to fraction form
    202,514.97/279,504.77 = 117,681.24/x
  3. Step 3: Cross multiply
    202,514.97x = 279,504.77 × 117,681.24
  4. Step 4: Simplify right side
    202,514.97x = 32,892,467,331.11
  5. Step 5: Solve for x
    x = 32,892,467,331.11/202,514.97
  6. Step 6: Final answer
    x = 162,419.93

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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.