Home / 54,127.44-74,687.00-49,772.58

Finding the Fourth Proportional to 54,127.44, 74,687.00 and 49,772.58

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Solution

The fourth proportional to 54,127.44, 74,687.00 and 49,772.58 is: 68,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,127.44 : 74,687.00 = 49,772.58 : x
  2. Step 2: Convert to fraction form
    54,127.44/74,687.00 = 49,772.58/x
  3. Step 3: Cross multiply
    54,127.44x = 74,687.00 × 49,772.58
  4. Step 4: Simplify right side
    54,127.44x = 3,717,364,153.52
  5. Step 5: Solve for x
    x = 3,717,364,153.52/54,127.44
  6. Step 6: Final answer
    x = 68,678.00

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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.