Home / 82,438.96-113,768.34-46,628.27

Finding the Fourth Proportional to 82,438.96, 113,768.34 and 46,628.27

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Solution

The fourth proportional to 82,438.96, 113,768.34 and 46,628.27 is: 64,348.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,438.96 : 113,768.34 = 46,628.27 : x
  2. Step 2: Convert to fraction form
    82,438.96/113,768.34 = 46,628.27/x
  3. Step 3: Cross multiply
    82,438.96x = 113,768.34 × 46,628.27
  4. Step 4: Simplify right side
    82,438.96x = 5,304,820,874.97
  5. Step 5: Solve for x
    x = 5,304,820,874.97/82,438.96
  6. Step 6: Final answer
    x = 64,348.47

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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.