Home / 186,027.75-279,041.64-54,699.75

Finding the Fourth Proportional to 186,027.75, 279,041.64 and 54,699.75

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Solution

The fourth proportional to 186,027.75, 279,041.64 and 54,699.75 is: 82,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,027.75 : 279,041.64 = 54,699.75 : x
  2. Step 2: Convert to fraction form
    186,027.75/279,041.64 = 54,699.75/x
  3. Step 3: Cross multiply
    186,027.75x = 279,041.64 × 54,699.75
  4. Step 4: Simplify right side
    186,027.75x = 15,263,507,947.59
  5. Step 5: Solve for x
    x = 15,263,507,947.59/186,027.75
  6. Step 6: Final answer
    x = 82,049.63

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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.