Home / 84,112.26-116,073.47-45,872.12

Finding the Fourth Proportional to 84,112.26, 116,073.47 and 45,872.12

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Solution

The fourth proportional to 84,112.26, 116,073.47 and 45,872.12 is: 63,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,112.26 : 116,073.47 = 45,872.12 : x
  2. Step 2: Convert to fraction form
    84,112.26/116,073.47 = 45,872.12/x
  3. Step 3: Cross multiply
    84,112.26x = 116,073.47 × 45,872.12
  4. Step 4: Simplify right side
    84,112.26x = 5,324,535,334.93
  5. Step 5: Solve for x
    x = 5,324,535,334.93/84,112.26
  6. Step 6: Final answer
    x = 63,302.73

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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.