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Finding the Fourth Proportional to 120,958.22, 166,928.04 and 67,244.13

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Solution

The fourth proportional to 120,958.22, 166,928.04 and 67,244.13 is: 92,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,958.22 : 166,928.04 = 67,244.13 : x
  2. Step 2: Convert to fraction form
    120,958.22/166,928.04 = 67,244.13/x
  3. Step 3: Cross multiply
    120,958.22x = 166,928.04 × 67,244.13
  4. Step 4: Simplify right side
    120,958.22x = 11,224,931,291.89
  5. Step 5: Solve for x
    x = 11,224,931,291.89/120,958.22
  6. Step 6: Final answer
    x = 92,800.07

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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.