Home / 137,231.36-205,634.52-95,193.20

Finding the Fourth Proportional to 137,231.36, 205,634.52 and 95,193.20

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Solution

The fourth proportional to 137,231.36, 205,634.52 and 95,193.20 is: 142,642.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,231.36 : 205,634.52 = 95,193.20 : x
  2. Step 2: Convert to fraction form
    137,231.36/205,634.52 = 95,193.20/x
  3. Step 3: Cross multiply
    137,231.36x = 205,634.52 × 95,193.20
  4. Step 4: Simplify right side
    137,231.36x = 19,575,007,989.26
  5. Step 5: Solve for x
    x = 19,575,007,989.26/137,231.36
  6. Step 6: Final answer
    x = 142,642.38

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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.