Home / 43,499.08-65,136.94-30,153.04

Finding the Fourth Proportional to 43,499.08, 65,136.94 and 30,153.04

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Solution

The fourth proportional to 43,499.08, 65,136.94 and 30,153.04 is: 45,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,499.08 : 65,136.94 = 30,153.04 : x
  2. Step 2: Convert to fraction form
    43,499.08/65,136.94 = 30,153.04/x
  3. Step 3: Cross multiply
    43,499.08x = 65,136.94 × 30,153.04
  4. Step 4: Simplify right side
    43,499.08x = 1,964,076,757.30
  5. Step 5: Solve for x
    x = 1,964,076,757.30/43,499.08
  6. Step 6: Final answer
    x = 45,152.14

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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.