Home / 133,230.89-199,877.66-43,273.28

Finding the Fourth Proportional to 133,230.89, 199,877.66 and 43,273.28

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Solution

The fourth proportional to 133,230.89, 199,877.66 and 43,273.28 is: 64,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230.89 : 199,877.66 = 43,273.28 : x
  2. Step 2: Convert to fraction form
    133,230.89/199,877.66 = 43,273.28/x
  3. Step 3: Cross multiply
    133,230.89x = 199,877.66 × 43,273.28
  4. Step 4: Simplify right side
    133,230.89x = 8,649,360,731.17
  5. Step 5: Solve for x
    x = 8,649,360,731.17/133,230.89
  6. Step 6: Final answer
    x = 64,920.09

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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.