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Finding the Fourth Proportional to 54,393.62, 75,043.95 and 35,541.68

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Solution

The fourth proportional to 54,393.62, 75,043.95 and 35,541.68 is: 49,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,393.62 : 75,043.95 = 35,541.68 : x
  2. Step 2: Convert to fraction form
    54,393.62/75,043.95 = 35,541.68/x
  3. Step 3: Cross multiply
    54,393.62x = 75,043.95 × 35,541.68
  4. Step 4: Simplify right side
    54,393.62x = 2,667,188,056.84
  5. Step 5: Solve for x
    x = 2,667,188,056.84/54,393.62
  6. Step 6: Final answer
    x = 49,034.94

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1.5x scale

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.