Home / 82,422.45-113,745.15-46,617.75

Finding the Fourth Proportional to 82,422.45, 113,745.15 and 46,617.75

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Solution

The fourth proportional to 82,422.45, 113,745.15 and 46,617.75 is: 64,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,422.45 : 113,745.15 = 46,617.75 : x
  2. Step 2: Convert to fraction form
    82,422.45/113,745.15 = 46,617.75/x
  3. Step 3: Cross multiply
    82,422.45x = 113,745.15 × 46,617.75
  4. Step 4: Simplify right side
    82,422.45x = 5,302,542,966.41
  5. Step 5: Solve for x
    x = 5,302,542,966.41/82,422.45
  6. Step 6: Final answer
    x = 64,333.72

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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.