Home / 149,023.44-223,572.40-49,189.28

Finding the Fourth Proportional to 149,023.44, 223,572.40 and 49,189.28

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Solution

The fourth proportional to 149,023.44, 223,572.40 and 49,189.28 is: 73,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,023.44 : 223,572.40 = 49,189.28 : x
  2. Step 2: Convert to fraction form
    149,023.44/223,572.40 = 49,189.28/x
  3. Step 3: Cross multiply
    149,023.44x = 223,572.40 × 49,189.28
  4. Step 4: Simplify right side
    149,023.44x = 10,997,365,383.87
  5. Step 5: Solve for x
    x = 10,997,365,383.87/149,023.44
  6. Step 6: Final answer
    x = 73,796.21

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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.