Home / 54,968.61-75,857.09-29,818.29

Finding the Fourth Proportional to 54,968.61, 75,857.09 and 29,818.29

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Solution

The fourth proportional to 54,968.61, 75,857.09 and 29,818.29 is: 41,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,968.61 : 75,857.09 = 29,818.29 : x
  2. Step 2: Convert to fraction form
    54,968.61/75,857.09 = 29,818.29/x
  3. Step 3: Cross multiply
    54,968.61x = 75,857.09 × 29,818.29
  4. Step 4: Simplify right side
    54,968.61x = 2,261,928,559.08
  5. Step 5: Solve for x
    x = 2,261,928,559.08/54,968.61
  6. Step 6: Final answer
    x = 41,149.46

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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.