Home / 127,556.03-175,968.42-82,248.56

Finding the Fourth Proportional to 127,556.03, 175,968.42 and 82,248.56

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Solution

The fourth proportional to 127,556.03, 175,968.42 and 82,248.56 is: 113,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,556.03 : 175,968.42 = 82,248.56 : x
  2. Step 2: Convert to fraction form
    127,556.03/175,968.42 = 82,248.56/x
  3. Step 3: Cross multiply
    127,556.03x = 175,968.42 × 82,248.56
  4. Step 4: Simplify right side
    127,556.03x = 14,473,148,739.23
  5. Step 5: Solve for x
    x = 14,473,148,739.23/127,556.03
  6. Step 6: Final answer
    x = 113,465.03

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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.