Home / 251,383.92-346,811.65-143,896.51

Finding the Fourth Proportional to 251,383.92, 346,811.65 and 143,896.51

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Solution

The fourth proportional to 251,383.92, 346,811.65 and 143,896.51 is: 198,521.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,383.92 : 346,811.65 = 143,896.51 : x
  2. Step 2: Convert to fraction form
    251,383.92/346,811.65 = 143,896.51/x
  3. Step 3: Cross multiply
    251,383.92x = 346,811.65 × 143,896.51
  4. Step 4: Simplify right side
    251,383.92x = 49,904,986,062.34
  5. Step 5: Solve for x
    x = 49,904,986,062.34/251,383.92
  6. Step 6: Final answer
    x = 198,521.00

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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.