Home / 93,136.26-139,704.44-30,806.76

Finding the Fourth Proportional to 93,136.26, 139,704.44 and 30,806.76

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Solution

The fourth proportional to 93,136.26, 139,704.44 and 30,806.76 is: 46,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,136.26 : 139,704.44 = 30,806.76 : x
  2. Step 2: Convert to fraction form
    93,136.26/139,704.44 = 30,806.76/x
  3. Step 3: Cross multiply
    93,136.26x = 139,704.44 × 30,806.76
  4. Step 4: Simplify right side
    93,136.26x = 4,303,840,999.98
  5. Step 5: Solve for x
    x = 4,303,840,999.98/93,136.26
  6. Step 6: Final answer
    x = 46,210.15

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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.