Home / 248,866.20-373,299.30-91,110.60

Finding the Fourth Proportional to 248,866.20, 373,299.30 and 91,110.60

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Solution

The fourth proportional to 248,866.20, 373,299.30 and 91,110.60 is: 136,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,866.20 : 373,299.30 = 91,110.60 : x
  2. Step 2: Convert to fraction form
    248,866.20/373,299.30 = 91,110.60/x
  3. Step 3: Cross multiply
    248,866.20x = 373,299.30 × 91,110.60
  4. Step 4: Simplify right side
    248,866.20x = 34,011,523,202.58
  5. Step 5: Solve for x
    x = 34,011,523,202.58/248,866.20
  6. Step 6: Final answer
    x = 136,665.90

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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.