Home / 77,774.07-116,679.56-25,183.47

Finding the Fourth Proportional to 77,774.07, 116,679.56 and 25,183.47

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Solution

The fourth proportional to 77,774.07, 116,679.56 and 25,183.47 is: 37,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,774.07 : 116,679.56 = 25,183.47 : x
  2. Step 2: Convert to fraction form
    77,774.07/116,679.56 = 25,183.47/x
  3. Step 3: Cross multiply
    77,774.07x = 116,679.56 × 25,183.47
  4. Step 4: Simplify right side
    77,774.07x = 2,938,396,072.96
  5. Step 5: Solve for x
    x = 2,938,396,072.96/77,774.07
  6. Step 6: Final answer
    x = 37,781.18

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1.5x scale

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.