Home / 251,340.24-346,849.56-143,945.88

Finding the Fourth Proportional to 251,340.24, 346,849.56 and 143,945.88

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Solution

The fourth proportional to 251,340.24, 346,849.56 and 143,945.88 is: 198,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,340.24 : 346,849.56 = 143,945.88 : x
  2. Step 2: Convert to fraction form
    251,340.24/346,849.56 = 143,945.88/x
  3. Step 3: Cross multiply
    251,340.24x = 346,849.56 × 143,945.88
  4. Step 4: Simplify right side
    251,340.24x = 49,927,565,141.81
  5. Step 5: Solve for x
    x = 49,927,565,141.81/251,340.24
  6. Step 6: Final answer
    x = 198,645.33

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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.