Home / 82,201.74-113,438.16-46,391.64

Finding the Fourth Proportional to 82,201.74, 113,438.16 and 46,391.64

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Solution

The fourth proportional to 82,201.74, 113,438.16 and 46,391.64 is: 64,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,201.74 : 113,438.16 = 46,391.64 : x
  2. Step 2: Convert to fraction form
    82,201.74/113,438.16 = 46,391.64/x
  3. Step 3: Cross multiply
    82,201.74x = 113,438.16 × 46,391.64
  4. Step 4: Simplify right side
    82,201.74x = 5,262,582,280.98
  5. Step 5: Solve for x
    x = 5,262,582,280.98/82,201.74
  6. Step 6: Final answer
    x = 64,020.33

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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.