Home / 170,226.12-234,737.82-112,845.48

Finding the Fourth Proportional to 170,226.12, 234,737.82 and 112,845.48

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Solution

The fourth proportional to 170,226.12, 234,737.82 and 112,845.48 is: 155,611.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,226.12 : 234,737.82 = 112,845.48 : x
  2. Step 2: Convert to fraction form
    170,226.12/234,737.82 = 112,845.48/x
  3. Step 3: Cross multiply
    170,226.12x = 234,737.82 × 112,845.48
  4. Step 4: Simplify right side
    170,226.12x = 26,489,101,972.05
  5. Step 5: Solve for x
    x = 26,489,101,972.05/170,226.12
  6. Step 6: Final answer
    x = 155,611.27

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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.