Home / 82,697.36-114,073.64-52,021.56

Finding the Fourth Proportional to 82,697.36, 114,073.64 and 52,021.56

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Solution

The fourth proportional to 82,697.36, 114,073.64 and 52,021.56 is: 71,759.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,697.36 : 114,073.64 = 52,021.56 : x
  2. Step 2: Convert to fraction form
    82,697.36/114,073.64 = 52,021.56/x
  3. Step 3: Cross multiply
    82,697.36x = 114,073.64 × 52,021.56
  4. Step 4: Simplify right side
    82,697.36x = 5,934,288,707.68
  5. Step 5: Solve for x
    x = 5,934,288,707.68/82,697.36
  6. Step 6: Final answer
    x = 71,759.11

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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.