Home / 89,867.44-134,883.96-45,525.07

Finding the Fourth Proportional to 89,867.44, 134,883.96 and 45,525.07

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Solution

The fourth proportional to 89,867.44, 134,883.96 and 45,525.07 is: 68,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.44 : 134,883.96 = 45,525.07 : x
  2. Step 2: Convert to fraction form
    89,867.44/134,883.96 = 45,525.07/x
  3. Step 3: Cross multiply
    89,867.44x = 134,883.96 × 45,525.07
  4. Step 4: Simplify right side
    89,867.44x = 6,140,601,720.88
  5. Step 5: Solve for x
    x = 6,140,601,720.88/89,867.44
  6. Step 6: Final answer
    x = 68,329.55

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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.