Home / 200,683.22-300,434.32-133,957.85

Finding the Fourth Proportional to 200,683.22, 300,434.32 and 133,957.85

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Solution

The fourth proportional to 200,683.22, 300,434.32 and 133,957.85 is: 200,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,683.22 : 300,434.32 = 133,957.85 : x
  2. Step 2: Convert to fraction form
    200,683.22/300,434.32 = 133,957.85/x
  3. Step 3: Cross multiply
    200,683.22x = 300,434.32 × 133,957.85
  4. Step 4: Simplify right side
    200,683.22x = 40,245,534,238.69
  5. Step 5: Solve for x
    x = 40,245,534,238.69/200,683.22
  6. Step 6: Final answer
    x = 200,542.60

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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.