Home / 82,021.59-113,185.65-46,213.71

Finding the Fourth Proportional to 82,021.59, 113,185.65 and 46,213.71

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Solution

The fourth proportional to 82,021.59, 113,185.65 and 46,213.71 is: 63,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,021.59 : 113,185.65 = 46,213.71 : x
  2. Step 2: Convert to fraction form
    82,021.59/113,185.65 = 46,213.71/x
  3. Step 3: Cross multiply
    82,021.59x = 113,185.65 × 46,213.71
  4. Step 4: Simplify right side
    82,021.59x = 5,230,728,805.26
  5. Step 5: Solve for x
    x = 5,230,728,805.26/82,021.59
  6. Step 6: Final answer
    x = 63,772.58

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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.