Home / 82,161.36-113,380.83-46,350.45

Finding the Fourth Proportional to 82,161.36, 113,380.83 and 46,350.45

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Solution

The fourth proportional to 82,161.36, 113,380.83 and 46,350.45 is: 63,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,161.36 : 113,380.83 = 46,350.45 : x
  2. Step 2: Convert to fraction form
    82,161.36/113,380.83 = 46,350.45/x
  3. Step 3: Cross multiply
    82,161.36x = 113,380.83 × 46,350.45
  4. Step 4: Simplify right side
    82,161.36x = 5,255,252,491.87
  5. Step 5: Solve for x
    x = 5,255,252,491.87/82,161.36
  6. Step 6: Final answer
    x = 63,962.58

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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.