Home / 49,376.28-68,186.32-46,686.48

Finding the Fourth Proportional to 49,376.28, 68,186.32 and 46,686.48

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Solution

The fourth proportional to 49,376.28, 68,186.32 and 46,686.48 is: 64,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.28 : 68,186.32 = 46,686.48 : x
  2. Step 2: Convert to fraction form
    49,376.28/68,186.32 = 46,686.48/x
  3. Step 3: Cross multiply
    49,376.28x = 68,186.32 × 46,686.48
  4. Step 4: Simplify right side
    49,376.28x = 3,183,379,155.15
  5. Step 5: Solve for x
    x = 3,183,379,155.15/49,376.28
  6. Step 6: Final answer
    x = 64,471.83

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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.