Home / 89,004.92-133,463.82-36,400.28

Finding the Fourth Proportional to 89,004.92, 133,463.82 and 36,400.28

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Solution

The fourth proportional to 89,004.92, 133,463.82 and 36,400.28 is: 54,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,004.92 : 133,463.82 = 36,400.28 : x
  2. Step 2: Convert to fraction form
    89,004.92/133,463.82 = 36,400.28/x
  3. Step 3: Cross multiply
    89,004.92x = 133,463.82 × 36,400.28
  4. Step 4: Simplify right side
    89,004.92x = 4,858,120,417.87
  5. Step 5: Solve for x
    x = 4,858,120,417.87/89,004.92
  6. Step 6: Final answer
    x = 54,582.61

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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.