Home / 54,735.60-81,943.38-49,482.65

Finding the Fourth Proportional to 54,735.60, 81,943.38 and 49,482.65

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Solution

The fourth proportional to 54,735.60, 81,943.38 and 49,482.65 is: 74,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,735.60 : 81,943.38 = 49,482.65 : x
  2. Step 2: Convert to fraction form
    54,735.60/81,943.38 = 49,482.65/x
  3. Step 3: Cross multiply
    54,735.60x = 81,943.38 × 49,482.65
  4. Step 4: Simplify right side
    54,735.60x = 4,054,775,797.22
  5. Step 5: Solve for x
    x = 4,054,775,797.22/54,735.60
  6. Step 6: Final answer
    x = 74,079.31

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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.