Home / 186,278.28-279,414.66-46,036.86

Finding the Fourth Proportional to 186,278.28, 279,414.66 and 46,036.86

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Solution

The fourth proportional to 186,278.28, 279,414.66 and 46,036.86 is: 69,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,278.28 : 279,414.66 = 46,036.86 : x
  2. Step 2: Convert to fraction form
    186,278.28/279,414.66 = 46,036.86/x
  3. Step 3: Cross multiply
    186,278.28x = 279,414.66 × 46,036.86
  4. Step 4: Simplify right side
    186,278.28x = 12,863,373,584.37
  5. Step 5: Solve for x
    x = 12,863,373,584.37/186,278.28
  6. Step 6: Final answer
    x = 69,054.61

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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.