Home / 76,563.36-114,837.55-23,255.80

Finding the Fourth Proportional to 76,563.36, 114,837.55 and 23,255.80

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Solution

The fourth proportional to 76,563.36, 114,837.55 and 23,255.80 is: 34,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,563.36 : 114,837.55 = 23,255.80 : x
  2. Step 2: Convert to fraction form
    76,563.36/114,837.55 = 23,255.80/x
  3. Step 3: Cross multiply
    76,563.36x = 114,837.55 × 23,255.80
  4. Step 4: Simplify right side
    76,563.36x = 2,670,638,837.27
  5. Step 5: Solve for x
    x = 2,670,638,837.27/76,563.36
  6. Step 6: Final answer
    x = 34,881.42

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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.