Home / 47,149.71-65,170.62-41,441.64

Finding the Fourth Proportional to 47,149.71, 65,170.62 and 41,441.64

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Solution

The fourth proportional to 47,149.71, 65,170.62 and 41,441.64 is: 57,280.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,149.71 : 65,170.62 = 41,441.64 : x
  2. Step 2: Convert to fraction form
    47,149.71/65,170.62 = 41,441.64/x
  3. Step 3: Cross multiply
    47,149.71x = 65,170.62 × 41,441.64
  4. Step 4: Simplify right side
    47,149.71x = 2,700,777,372.62
  5. Step 5: Solve for x
    x = 2,700,777,372.62/47,149.71
  6. Step 6: Final answer
    x = 57,280.89

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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.