Home / 149,064.40-223,402.20-60,245.20

Finding the Fourth Proportional to 149,064.40, 223,402.20 and 60,245.20

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Solution

The fourth proportional to 149,064.40, 223,402.20 and 60,245.20 is: 90,289.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,064.40 : 223,402.20 = 60,245.20 : x
  2. Step 2: Convert to fraction form
    149,064.40/223,402.20 = 60,245.20/x
  3. Step 3: Cross multiply
    149,064.40x = 223,402.20 × 60,245.20
  4. Step 4: Simplify right side
    149,064.40x = 13,458,910,219.44
  5. Step 5: Solve for x
    x = 13,458,910,219.44/149,064.40
  6. Step 6: Final answer
    x = 90,289.23

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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.