Home / 82,295.33-113,522.08-66,998.33

Finding the Fourth Proportional to 82,295.33, 113,522.08 and 66,998.33

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Solution

The fourth proportional to 82,295.33, 113,522.08 and 66,998.33 is: 92,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,295.33 : 113,522.08 = 66,998.33 : x
  2. Step 2: Convert to fraction form
    82,295.33/113,522.08 = 66,998.33/x
  3. Step 3: Cross multiply
    82,295.33x = 113,522.08 × 66,998.33
  4. Step 4: Simplify right side
    82,295.33x = 7,605,789,816.47
  5. Step 5: Solve for x
    x = 7,605,789,816.47/82,295.33
  6. Step 6: Final answer
    x = 92,420.68

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1.5x scale

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.