Home / 82,947.68-114,467.73-45,221.93

Finding the Fourth Proportional to 82,947.68, 114,467.73 and 45,221.93

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Solution

The fourth proportional to 82,947.68, 114,467.73 and 45,221.93 is: 62,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,947.68 : 114,467.73 = 45,221.93 : x
  2. Step 2: Convert to fraction form
    82,947.68/114,467.73 = 45,221.93/x
  3. Step 3: Cross multiply
    82,947.68x = 114,467.73 × 45,221.93
  4. Step 4: Simplify right side
    82,947.68x = 5,176,451,274.09
  5. Step 5: Solve for x
    x = 5,176,451,274.09/82,947.68
  6. Step 6: Final answer
    x = 62,406.22

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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.