Home / 54,282.51-81,451.89-36,283.33

Finding the Fourth Proportional to 54,282.51, 81,451.89 and 36,283.33

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Solution

The fourth proportional to 54,282.51, 81,451.89 and 36,283.33 is: 54,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,282.51 : 81,451.89 = 36,283.33 : x
  2. Step 2: Convert to fraction form
    54,282.51/81,451.89 = 36,283.33/x
  3. Step 3: Cross multiply
    54,282.51x = 81,451.89 × 36,283.33
  4. Step 4: Simplify right side
    54,282.51x = 2,955,345,905.81
  5. Step 5: Solve for x
    x = 2,955,345,905.81/54,282.51
  6. Step 6: Final answer
    x = 54,443.80

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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.