Home / 149,647.20-223,822.80-133,965.60

Finding the Fourth Proportional to 149,647.20, 223,822.80 and 133,965.60

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Solution

The fourth proportional to 149,647.20, 223,822.80 and 133,965.60 is: 200,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,647.20 : 223,822.80 = 133,965.60 : x
  2. Step 2: Convert to fraction form
    149,647.20/223,822.80 = 133,965.60/x
  3. Step 3: Cross multiply
    149,647.20x = 223,822.80 × 133,965.60
  4. Step 4: Simplify right side
    149,647.20x = 29,984,555,695.68
  5. Step 5: Solve for x
    x = 29,984,555,695.68/149,647.20
  6. Step 6: Final answer
    x = 200,368.30

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1.5x scale

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.