Home / 149,224.21-223,695.60-74,273.50

Finding the Fourth Proportional to 149,224.21, 223,695.60 and 74,273.50

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Solution

The fourth proportional to 149,224.21, 223,695.60 and 74,273.50 is: 111,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,224.21 : 223,695.60 = 74,273.50 : x
  2. Step 2: Convert to fraction form
    149,224.21/223,695.60 = 74,273.50/x
  3. Step 3: Cross multiply
    149,224.21x = 223,695.60 × 74,273.50
  4. Step 4: Simplify right side
    149,224.21x = 16,614,655,146.60
  5. Step 5: Solve for x
    x = 16,614,655,146.60/149,224.21
  6. Step 6: Final answer
    x = 111,340.21

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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.