Home / 173,135.27-259,801.56-138,296.36

Finding the Fourth Proportional to 173,135.27, 259,801.56 and 138,296.36

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Solution

The fourth proportional to 173,135.27, 259,801.56 and 138,296.36 is: 207,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,135.27 : 259,801.56 = 138,296.36 : x
  2. Step 2: Convert to fraction form
    173,135.27/259,801.56 = 138,296.36/x
  3. Step 3: Cross multiply
    173,135.27x = 259,801.56 × 138,296.36
  4. Step 4: Simplify right side
    173,135.27x = 35,929,610,070.32
  5. Step 5: Solve for x
    x = 35,929,610,070.32/173,135.27
  6. Step 6: Final answer
    x = 207,523.34

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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.