Home / 335,156.16-462,505.78-189,975.33

Finding the Fourth Proportional to 335,156.16, 462,505.78 and 189,975.33

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Solution

The fourth proportional to 335,156.16, 462,505.78 and 189,975.33 is: 262,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,156.16 : 462,505.78 = 189,975.33 : x
  2. Step 2: Convert to fraction form
    335,156.16/462,505.78 = 189,975.33/x
  3. Step 3: Cross multiply
    335,156.16x = 462,505.78 × 189,975.33
  4. Step 4: Simplify right side
    335,156.16x = 87,864,684,920.00
  5. Step 5: Solve for x
    x = 87,864,684,920.00/335,156.16
  6. Step 6: Final answer
    x = 262,160.44

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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.