Home / 122,270.96-168,748.44-79,952.24

Finding the Fourth Proportional to 122,270.96, 168,748.44 and 79,952.24

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Solution

The fourth proportional to 122,270.96, 168,748.44 and 79,952.24 is: 110,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,270.96 : 168,748.44 = 79,952.24 : x
  2. Step 2: Convert to fraction form
    122,270.96/168,748.44 = 79,952.24/x
  3. Step 3: Cross multiply
    122,270.96x = 168,748.44 × 79,952.24
  4. Step 4: Simplify right side
    122,270.96x = 13,491,815,774.51
  5. Step 5: Solve for x
    x = 13,491,815,774.51/122,270.96
  6. Step 6: Final answer
    x = 110,343.58

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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.