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Finding the Fourth Proportional to 54,953.22, 75,836.07 and 29,803.26

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Solution

The fourth proportional to 54,953.22, 75,836.07 and 29,803.26 is: 41,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,953.22 : 75,836.07 = 29,803.26 : x
  2. Step 2: Convert to fraction form
    54,953.22/75,836.07 = 29,803.26/x
  3. Step 3: Cross multiply
    54,953.22x = 75,836.07 × 29,803.26
  4. Step 4: Simplify right side
    54,953.22x = 2,260,162,111.59
  5. Step 5: Solve for x
    x = 2,260,162,111.59/54,953.22
  6. Step 6: Final answer
    x = 41,128.84

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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.