Home / 236,814.44-355,268.33-76,860.50

Finding the Fourth Proportional to 236,814.44, 355,268.33 and 76,860.50

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Solution

The fourth proportional to 236,814.44, 355,268.33 and 76,860.50 is: 115,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,814.44 : 355,268.33 = 76,860.50 : x
  2. Step 2: Convert to fraction form
    236,814.44/355,268.33 = 76,860.50/x
  3. Step 3: Cross multiply
    236,814.44x = 355,268.33 × 76,860.50
  4. Step 4: Simplify right side
    236,814.44x = 27,306,099,605.55
  5. Step 5: Solve for x
    x = 27,306,099,605.55/236,814.44
  6. Step 6: Final answer
    x = 115,305.89

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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.