Home / 45,739.08-68,499.09-29,046.87

Finding the Fourth Proportional to 45,739.08, 68,499.09 and 29,046.87

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Solution

The fourth proportional to 45,739.08, 68,499.09 and 29,046.87 is: 43,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,739.08 : 68,499.09 = 29,046.87 : x
  2. Step 2: Convert to fraction form
    45,739.08/68,499.09 = 29,046.87/x
  3. Step 3: Cross multiply
    45,739.08x = 68,499.09 × 29,046.87
  4. Step 4: Simplify right side
    45,739.08x = 1,989,684,162.35
  5. Step 5: Solve for x
    x = 1,989,684,162.35/45,739.08
  6. Step 6: Final answer
    x = 43,500.75

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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.