Home / 54,065.04-74,608.21-29,865.52

Finding the Fourth Proportional to 54,065.04, 74,608.21 and 29,865.52

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Solution

The fourth proportional to 54,065.04, 74,608.21 and 29,865.52 is: 41,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,065.04 : 74,608.21 = 29,865.52 : x
  2. Step 2: Convert to fraction form
    54,065.04/74,608.21 = 29,865.52/x
  3. Step 3: Cross multiply
    54,065.04x = 74,608.21 × 29,865.52
  4. Step 4: Simplify right side
    54,065.04x = 2,228,212,987.92
  5. Step 5: Solve for x
    x = 2,228,212,987.92/54,065.04
  6. Step 6: Final answer
    x = 41,213.56

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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.