Home / 188,550.48-282,825.03-76,229.35

Finding the Fourth Proportional to 188,550.48, 282,825.03 and 76,229.35

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Solution

The fourth proportional to 188,550.48, 282,825.03 and 76,229.35 is: 114,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,550.48 : 282,825.03 = 76,229.35 : x
  2. Step 2: Convert to fraction form
    188,550.48/282,825.03 = 76,229.35/x
  3. Step 3: Cross multiply
    188,550.48x = 282,825.03 × 76,229.35
  4. Step 4: Simplify right side
    188,550.48x = 21,559,569,370.32
  5. Step 5: Solve for x
    x = 21,559,569,370.32/188,550.48
  6. Step 6: Final answer
    x = 114,343.75

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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.