Home / 144,769.86-217,229.79-96,772.05

Finding the Fourth Proportional to 144,769.86, 217,229.79 and 96,772.05

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Solution

The fourth proportional to 144,769.86, 217,229.79 and 96,772.05 is: 145,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,769.86 : 217,229.79 = 96,772.05 : x
  2. Step 2: Convert to fraction form
    144,769.86/217,229.79 = 96,772.05/x
  3. Step 3: Cross multiply
    144,769.86x = 217,229.79 × 96,772.05
  4. Step 4: Simplify right side
    144,769.86x = 21,021,772,099.37
  5. Step 5: Solve for x
    x = 21,021,772,099.37/144,769.86
  6. Step 6: Final answer
    x = 145,208.21

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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.