Home / 122,298.44-168,845.46-79,927.88

Finding the Fourth Proportional to 122,298.44, 168,845.46 and 79,927.88

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Solution

The fourth proportional to 122,298.44, 168,845.46 and 79,927.88 is: 110,348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,298.44 : 168,845.46 = 79,927.88 : x
  2. Step 2: Convert to fraction form
    122,298.44/168,845.46 = 79,927.88/x
  3. Step 3: Cross multiply
    122,298.44x = 168,845.46 × 79,927.88
  4. Step 4: Simplify right side
    122,298.44x = 13,495,459,665.42
  5. Step 5: Solve for x
    x = 13,495,459,665.42/122,298.44
  6. Step 6: Final answer
    x = 110,348.58

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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.