Home / 73,858.23-110,821.38-45,811.17

Finding the Fourth Proportional to 73,858.23, 110,821.38 and 45,811.17

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Solution

The fourth proportional to 73,858.23, 110,821.38 and 45,811.17 is: 68,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,858.23 : 110,821.38 = 45,811.17 : x
  2. Step 2: Convert to fraction form
    73,858.23/110,821.38 = 45,811.17/x
  3. Step 3: Cross multiply
    73,858.23x = 110,821.38 × 45,811.17
  4. Step 4: Simplify right side
    73,858.23x = 5,076,857,078.81
  5. Step 5: Solve for x
    x = 5,076,857,078.81/73,858.23
  6. Step 6: Final answer
    x = 68,737.87

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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.