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Finding the Fourth Proportional to 107,671.75, 161,473.18 and 35,611.27

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Solution

The fourth proportional to 107,671.75, 161,473.18 and 35,611.27 is: 53,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,671.75 : 161,473.18 = 35,611.27 : x
  2. Step 2: Convert to fraction form
    107,671.75/161,473.18 = 35,611.27/x
  3. Step 3: Cross multiply
    107,671.75x = 161,473.18 × 35,611.27
  4. Step 4: Simplify right side
    107,671.75x = 5,750,265,010.74
  5. Step 5: Solve for x
    x = 5,750,265,010.74/107,671.75
  6. Step 6: Final answer
    x = 53,405.51

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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.