Home / 189,792.32-284,682.30-49,550.94

Finding the Fourth Proportional to 189,792.32, 284,682.30 and 49,550.94

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Solution

The fourth proportional to 189,792.32, 284,682.30 and 49,550.94 is: 74,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,792.32 : 284,682.30 = 49,550.94 : x
  2. Step 2: Convert to fraction form
    189,792.32/284,682.30 = 49,550.94/x
  3. Step 3: Cross multiply
    189,792.32x = 284,682.30 × 49,550.94
  4. Step 4: Simplify right side
    189,792.32x = 14,106,275,380.55
  5. Step 5: Solve for x
    x = 14,106,275,380.55/189,792.32
  6. Step 6: Final answer
    x = 74,324.80

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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.