Home / 54,405.08-81,607.70-29,456.88

Finding the Fourth Proportional to 54,405.08, 81,607.70 and 29,456.88

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Solution

The fourth proportional to 54,405.08, 81,607.70 and 29,456.88 is: 44,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405.08 : 81,607.70 = 29,456.88 : x
  2. Step 2: Convert to fraction form
    54,405.08/81,607.70 = 29,456.88/x
  3. Step 3: Cross multiply
    54,405.08x = 81,607.70 × 29,456.88
  4. Step 4: Simplify right side
    54,405.08x = 2,403,908,452.63
  5. Step 5: Solve for x
    x = 2,403,908,452.63/54,405.08
  6. Step 6: Final answer
    x = 44,185.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.