Home / 110,948.60-166,447.20-54,815.60

Finding the Fourth Proportional to 110,948.60, 166,447.20 and 54,815.60

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Solution

The fourth proportional to 110,948.60, 166,447.20 and 54,815.60 is: 82,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,948.60 : 166,447.20 = 54,815.60 : x
  2. Step 2: Convert to fraction form
    110,948.60/166,447.20 = 54,815.60/x
  3. Step 3: Cross multiply
    110,948.60x = 166,447.20 × 54,815.60
  4. Step 4: Simplify right side
    110,948.60x = 9,123,903,136.32
  5. Step 5: Solve for x
    x = 9,123,903,136.32/110,948.60
  6. Step 6: Final answer
    x = 82,235.41

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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.