Home / 84,088.32-126,086-33,436.04

Finding the Fourth Proportional to 84,088.32, 126,086 and 33,436.04

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Solution

The fourth proportional to 84,088.32, 126,086 and 33,436.04 is: 50,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,088.32 : 126,086 = 33,436.04 : x
  2. Step 2: Convert to fraction form
    84,088.32/126,086 = 33,436.04/x
  3. Step 3: Cross multiply
    84,088.32x = 126,086 × 33,436.04
  4. Step 4: Simplify right side
    84,088.32x = 4,215,816,539.44
  5. Step 5: Solve for x
    x = 4,215,816,539.44/84,088.32
  6. Step 6: Final answer
    x = 50,135.58

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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.