Home / 54,146.95-74,725.61-32,643.54

Finding the Fourth Proportional to 54,146.95, 74,725.61 and 32,643.54

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Solution

The fourth proportional to 54,146.95, 74,725.61 and 32,643.54 is: 45,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,146.95 : 74,725.61 = 32,643.54 : x
  2. Step 2: Convert to fraction form
    54,146.95/74,725.61 = 32,643.54/x
  3. Step 3: Cross multiply
    54,146.95x = 74,725.61 × 32,643.54
  4. Step 4: Simplify right side
    54,146.95x = 2,439,308,275.84
  5. Step 5: Solve for x
    x = 2,439,308,275.84/54,146.95
  6. Step 6: Final answer
    x = 45,049.78

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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.