Home / 76,698.73-114,951.16-34,533.91

Finding the Fourth Proportional to 76,698.73, 114,951.16 and 34,533.91

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Solution

The fourth proportional to 76,698.73, 114,951.16 and 34,533.91 is: 51,757.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,698.73 : 114,951.16 = 34,533.91 : x
  2. Step 2: Convert to fraction form
    76,698.73/114,951.16 = 34,533.91/x
  3. Step 3: Cross multiply
    76,698.73x = 114,951.16 × 34,533.91
  4. Step 4: Simplify right side
    76,698.73x = 3,969,713,013.84
  5. Step 5: Solve for x
    x = 3,969,713,013.84/76,698.73
  6. Step 6: Final answer
    x = 51,757.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.