Home / 54,501.12-81,611.82-35,725.68

Finding the Fourth Proportional to 54,501.12, 81,611.82 and 35,725.68

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Solution

The fourth proportional to 54,501.12, 81,611.82 and 35,725.68 is: 53,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,501.12 : 81,611.82 = 35,725.68 : x
  2. Step 2: Convert to fraction form
    54,501.12/81,611.82 = 35,725.68/x
  3. Step 3: Cross multiply
    54,501.12x = 81,611.82 × 35,725.68
  4. Step 4: Simplify right side
    54,501.12x = 2,915,637,765.54
  5. Step 5: Solve for x
    x = 2,915,637,765.54/54,501.12
  6. Step 6: Final answer
    x = 53,496.84

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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.