Home / 82,913.88-114,415.46-48,914.54

Finding the Fourth Proportional to 82,913.88, 114,415.46 and 48,914.54

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Solution

The fourth proportional to 82,913.88, 114,415.46 and 48,914.54 is: 67,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,913.88 : 114,415.46 = 48,914.54 : x
  2. Step 2: Convert to fraction form
    82,913.88/114,415.46 = 48,914.54/x
  3. Step 3: Cross multiply
    82,913.88x = 114,415.46 × 48,914.54
  4. Step 4: Simplify right side
    82,913.88x = 5,596,579,594.79
  5. Step 5: Solve for x
    x = 5,596,579,594.79/82,913.88
  6. Step 6: Final answer
    x = 67,498.71

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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.