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Finding the Fourth Proportional to 110,084.67, 151,919.01 and 67,065.93

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Solution

The fourth proportional to 110,084.67, 151,919.01 and 67,065.93 is: 92,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,084.67 : 151,919.01 = 67,065.93 : x
  2. Step 2: Convert to fraction form
    110,084.67/151,919.01 = 67,065.93/x
  3. Step 3: Cross multiply
    110,084.67x = 151,919.01 × 67,065.93
  4. Step 4: Simplify right side
    110,084.67x = 10,188,589,690.33
  5. Step 5: Solve for x
    x = 10,188,589,690.33/110,084.67
  6. Step 6: Final answer
    x = 92,552.30

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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.