Home / 76,086.16-104,963.49-49,237.33

Finding the Fourth Proportional to 76,086.16, 104,963.49 and 49,237.33

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Solution

The fourth proportional to 76,086.16, 104,963.49 and 49,237.33 is: 67,924.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,086.16 : 104,963.49 = 49,237.33 : x
  2. Step 2: Convert to fraction form
    76,086.16/104,963.49 = 49,237.33/x
  3. Step 3: Cross multiply
    76,086.16x = 104,963.49 × 49,237.33
  4. Step 4: Simplify right side
    76,086.16x = 5,168,121,995.08
  5. Step 5: Solve for x
    x = 5,168,121,995.08/76,086.16
  6. Step 6: Final answer
    x = 67,924.60

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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.