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Finding the Fourth Proportional to 43,877.16, 65,785.02 and 16,167.72

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Solution

The fourth proportional to 43,877.16, 65,785.02 and 16,167.72 is: 24,240.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,877.16 : 65,785.02 = 16,167.72 : x
  2. Step 2: Convert to fraction form
    43,877.16/65,785.02 = 16,167.72/x
  3. Step 3: Cross multiply
    43,877.16x = 65,785.02 × 16,167.72
  4. Step 4: Simplify right side
    43,877.16x = 1,063,593,783.55
  5. Step 5: Solve for x
    x = 1,063,593,783.55/43,877.16
  6. Step 6: Final answer
    x = 24,240.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.