Home / 54,211.42-74,797.53-31,235.61

Finding the Fourth Proportional to 54,211.42, 74,797.53 and 31,235.61

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Solution

The fourth proportional to 54,211.42, 74,797.53 and 31,235.61 is: 43,096.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,211.42 : 74,797.53 = 31,235.61 : x
  2. Step 2: Convert to fraction form
    54,211.42/74,797.53 = 31,235.61/x
  3. Step 3: Cross multiply
    54,211.42x = 74,797.53 × 31,235.61
  4. Step 4: Simplify right side
    54,211.42x = 2,336,346,476.04
  5. Step 5: Solve for x
    x = 2,336,346,476.04/54,211.42
  6. Step 6: Final answer
    x = 43,096.95

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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.