Home / 89,857.56-134,763.26-26,662.73

Finding the Fourth Proportional to 89,857.56, 134,763.26 and 26,662.73

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Solution

The fourth proportional to 89,857.56, 134,763.26 and 26,662.73 is: 39,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,857.56 : 134,763.26 = 26,662.73 : x
  2. Step 2: Convert to fraction form
    89,857.56/134,763.26 = 26,662.73/x
  3. Step 3: Cross multiply
    89,857.56x = 134,763.26 × 26,662.73
  4. Step 4: Simplify right side
    89,857.56x = 3,593,156,718.88
  5. Step 5: Solve for x
    x = 3,593,156,718.88/89,857.56
  6. Step 6: Final answer
    x = 39,987.25

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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.