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Finding the Fourth Proportional to 57,432.66, 79,245.49 and 33,554.71

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Solution

The fourth proportional to 57,432.66, 79,245.49 and 33,554.71 is: 46,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,432.66 : 79,245.49 = 33,554.71 : x
  2. Step 2: Convert to fraction form
    57,432.66/79,245.49 = 33,554.71/x
  3. Step 3: Cross multiply
    57,432.66x = 79,245.49 × 33,554.71
  4. Step 4: Simplify right side
    57,432.66x = 2,659,059,435.76
  5. Step 5: Solve for x
    x = 2,659,059,435.76/57,432.66
  6. Step 6: Final answer
    x = 46,298.73

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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.