Home / 217,273.86-299,942.82-144,797.40

Finding the Fourth Proportional to 217,273.86, 299,942.82 and 144,797.40

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Solution

The fourth proportional to 217,273.86, 299,942.82 and 144,797.40 is: 199,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,273.86 : 299,942.82 = 144,797.40 : x
  2. Step 2: Convert to fraction form
    217,273.86/299,942.82 = 144,797.40/x
  3. Step 3: Cross multiply
    217,273.86x = 299,942.82 × 144,797.40
  4. Step 4: Simplify right side
    217,273.86x = 43,430,940,484.67
  5. Step 5: Solve for x
    x = 43,430,940,484.67/217,273.86
  6. Step 6: Final answer
    x = 199,890.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.