Home / 84,774.66-127,163.20-25,610.84

Finding the Fourth Proportional to 84,774.66, 127,163.20 and 25,610.84

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Solution

The fourth proportional to 84,774.66, 127,163.20 and 25,610.84 is: 38,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,774.66 : 127,163.20 = 25,610.84 : x
  2. Step 2: Convert to fraction form
    84,774.66/127,163.20 = 25,610.84/x
  3. Step 3: Cross multiply
    84,774.66x = 127,163.20 × 25,610.84
  4. Step 4: Simplify right side
    84,774.66x = 3,256,756,369.09
  5. Step 5: Solve for x
    x = 3,256,756,369.09/84,774.66
  6. Step 6: Final answer
    x = 38,416.63

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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.