Home / 82,621.05-114,016.75-46,817.90

Finding the Fourth Proportional to 82,621.05, 114,016.75 and 46,817.90

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Solution

The fourth proportional to 82,621.05, 114,016.75 and 46,817.90 is: 64,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,621.05 : 114,016.75 = 46,817.90 : x
  2. Step 2: Convert to fraction form
    82,621.05/114,016.75 = 46,817.90/x
  3. Step 3: Cross multiply
    82,621.05x = 114,016.75 × 46,817.90
  4. Step 4: Simplify right side
    82,621.05x = 5,338,024,540.26
  5. Step 5: Solve for x
    x = 5,338,024,540.26/82,621.05
  6. Step 6: Final answer
    x = 64,608.53

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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.