Home / 85,244.37-127,861.92-26,080.05

Finding the Fourth Proportional to 85,244.37, 127,861.92 and 26,080.05

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Solution

The fourth proportional to 85,244.37, 127,861.92 and 26,080.05 is: 39,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,244.37 : 127,861.92 = 26,080.05 : x
  2. Step 2: Convert to fraction form
    85,244.37/127,861.92 = 26,080.05/x
  3. Step 3: Cross multiply
    85,244.37x = 127,861.92 × 26,080.05
  4. Step 4: Simplify right side
    85,244.37x = 3,334,645,266.70
  5. Step 5: Solve for x
    x = 3,334,645,266.70/85,244.37
  6. Step 6: Final answer
    x = 39,118.66

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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.