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Finding the Fourth Proportional to 325,145.01, 448,717.56 and 181,896.51

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Solution

The fourth proportional to 325,145.01, 448,717.56 and 181,896.51 is: 251,026.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,145.01 : 448,717.56 = 181,896.51 : x
  2. Step 2: Convert to fraction form
    325,145.01/448,717.56 = 181,896.51/x
  3. Step 3: Cross multiply
    325,145.01x = 448,717.56 × 181,896.51
  4. Step 4: Simplify right side
    325,145.01x = 81,620,158,139.72
  5. Step 5: Solve for x
    x = 81,620,158,139.72/325,145.01
  6. Step 6: Final answer
    x = 251,026.94

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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.