Home / 113,786.12-157,012.97-62,797.92

Finding the Fourth Proportional to 113,786.12, 157,012.97 and 62,797.92

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Solution

The fourth proportional to 113,786.12, 157,012.97 and 62,797.92 is: 86,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786.12 : 157,012.97 = 62,797.92 : x
  2. Step 2: Convert to fraction form
    113,786.12/157,012.97 = 62,797.92/x
  3. Step 3: Cross multiply
    113,786.12x = 157,012.97 × 62,797.92
  4. Step 4: Simplify right side
    113,786.12x = 9,860,087,615.03
  5. Step 5: Solve for x
    x = 9,860,087,615.03/113,786.12
  6. Step 6: Final answer
    x = 86,654.58

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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.