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Finding the Fourth Proportional to 116,169.21, 174,255.74 and 31,928.85

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Solution

The fourth proportional to 116,169.21, 174,255.74 and 31,928.85 is: 47,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,169.21 : 174,255.74 = 31,928.85 : x
  2. Step 2: Convert to fraction form
    116,169.21/174,255.74 = 31,928.85/x
  3. Step 3: Cross multiply
    116,169.21x = 174,255.74 × 31,928.85
  4. Step 4: Simplify right side
    116,169.21x = 5,563,785,344.19
  5. Step 5: Solve for x
    x = 5,563,785,344.19/116,169.21
  6. Step 6: Final answer
    x = 47,893.80

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1.5x scale

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.