Home / 76,253.09-114,380.42-20,101.26

Finding the Fourth Proportional to 76,253.09, 114,380.42 and 20,101.26

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Solution

The fourth proportional to 76,253.09, 114,380.42 and 20,101.26 is: 30,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,253.09 : 114,380.42 = 20,101.26 : x
  2. Step 2: Convert to fraction form
    76,253.09/114,380.42 = 20,101.26/x
  3. Step 3: Cross multiply
    76,253.09x = 114,380.42 × 20,101.26
  4. Step 4: Simplify right side
    76,253.09x = 2,299,190,460.82
  5. Step 5: Solve for x
    x = 2,299,190,460.82/76,253.09
  6. Step 6: Final answer
    x = 30,152.09

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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.