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Finding the Fourth Proportional to 67,626.94, 101,449.65 and 28,174.84

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Solution

The fourth proportional to 67,626.94, 101,449.65 and 28,174.84 is: 42,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,626.94 : 101,449.65 = 28,174.84 : x
  2. Step 2: Convert to fraction form
    67,626.94/101,449.65 = 28,174.84/x
  3. Step 3: Cross multiply
    67,626.94x = 101,449.65 × 28,174.84
  4. Step 4: Simplify right side
    67,626.94x = 2,858,327,656.81
  5. Step 5: Solve for x
    x = 2,858,327,656.81/67,626.94
  6. Step 6: Final answer
    x = 42,266.11

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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.