Home / 62,161.45-85,782-33,867.16

Finding the Fourth Proportional to 62,161.45, 85,782 and 33,867.16

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Solution

The fourth proportional to 62,161.45, 85,782 and 33,867.16 is: 46,736.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,161.45 : 85,782 = 33,867.16 : x
  2. Step 2: Convert to fraction form
    62,161.45/85,782 = 33,867.16/x
  3. Step 3: Cross multiply
    62,161.45x = 85,782 × 33,867.16
  4. Step 4: Simplify right side
    62,161.45x = 2,905,192,719.12
  5. Step 5: Solve for x
    x = 2,905,192,719.12/62,161.45
  6. Step 6: Final answer
    x = 46,736.24

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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.