Home / 57,827.72-79,771.47-35,173.64

Finding the Fourth Proportional to 57,827.72, 79,771.47 and 35,173.64

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Solution

The fourth proportional to 57,827.72, 79,771.47 and 35,173.64 is: 48,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,827.72 : 79,771.47 = 35,173.64 : x
  2. Step 2: Convert to fraction form
    57,827.72/79,771.47 = 35,173.64/x
  3. Step 3: Cross multiply
    57,827.72x = 79,771.47 × 35,173.64
  4. Step 4: Simplify right side
    57,827.72x = 2,805,852,680.69
  5. Step 5: Solve for x
    x = 2,805,852,680.69/57,827.72
  6. Step 6: Final answer
    x = 48,520.90

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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.