Home / 73,210.20-109,936.76-45,683.16

Finding the Fourth Proportional to 73,210.20, 109,936.76 and 45,683.16

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Solution

The fourth proportional to 73,210.20, 109,936.76 and 45,683.16 is: 68,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,210.20 : 109,936.76 = 45,683.16 : x
  2. Step 2: Convert to fraction form
    73,210.20/109,936.76 = 45,683.16/x
  3. Step 3: Cross multiply
    73,210.20x = 109,936.76 × 45,683.16
  4. Step 4: Simplify right side
    73,210.20x = 5,022,258,596.96
  5. Step 5: Solve for x
    x = 5,022,258,596.96/73,210.20
  6. Step 6: Final answer
    x = 68,600.53

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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.