Home / 77,736.40-116,608.28-25,150

Finding the Fourth Proportional to 77,736.40, 116,608.28 and 25,150

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Solution

The fourth proportional to 77,736.40, 116,608.28 and 25,150 is: 37,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,736.40 : 116,608.28 = 25,150 : x
  2. Step 2: Convert to fraction form
    77,736.40/116,608.28 = 25,150/x
  3. Step 3: Cross multiply
    77,736.40x = 116,608.28 × 25,150
  4. Step 4: Simplify right side
    77,736.40x = 2,932,698,242
  5. Step 5: Solve for x
    x = 2,932,698,242/77,736.40
  6. Step 6: Final answer
    x = 37,726.19

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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.