Home / 55,865.33-83,784.21-33,382.43

Finding the Fourth Proportional to 55,865.33, 83,784.21 and 33,382.43

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Solution

The fourth proportional to 55,865.33, 83,784.21 and 33,382.43 is: 50,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,865.33 : 83,784.21 = 33,382.43 : x
  2. Step 2: Convert to fraction form
    55,865.33/83,784.21 = 33,382.43/x
  3. Step 3: Cross multiply
    55,865.33x = 83,784.21 × 33,382.43
  4. Step 4: Simplify right side
    55,865.33x = 2,796,920,106.51
  5. Step 5: Solve for x
    x = 2,796,920,106.51/55,865.33
  6. Step 6: Final answer
    x = 50,065.40

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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.