Home / 84,899.37-127,341.66-28,738.26

Finding the Fourth Proportional to 84,899.37, 127,341.66 and 28,738.26

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Solution

The fourth proportional to 84,899.37, 127,341.66 and 28,738.26 is: 43,104.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,899.37 : 127,341.66 = 28,738.26 : x
  2. Step 2: Convert to fraction form
    84,899.37/127,341.66 = 28,738.26/x
  3. Step 3: Cross multiply
    84,899.37x = 127,341.66 × 28,738.26
  4. Step 4: Simplify right side
    84,899.37x = 3,659,577,733.91
  5. Step 5: Solve for x
    x = 3,659,577,733.91/84,899.37
  6. Step 6: Final answer
    x = 43,104.89

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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.