Home / 149,310.20-223,317.30-133,628.60

Finding the Fourth Proportional to 149,310.20, 223,317.30 and 133,628.60

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Solution

The fourth proportional to 149,310.20, 223,317.30 and 133,628.60 is: 199,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,310.20 : 223,317.30 = 133,628.60 : x
  2. Step 2: Convert to fraction form
    149,310.20/223,317.30 = 133,628.60/x
  3. Step 3: Cross multiply
    149,310.20x = 223,317.30 × 133,628.60
  4. Step 4: Simplify right side
    149,310.20x = 29,841,578,154.78
  5. Step 5: Solve for x
    x = 29,841,578,154.78/149,310.20
  6. Step 6: Final answer
    x = 199,862.96

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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.