Home / 196,349.42-270,962.22-109,134.53

Finding the Fourth Proportional to 196,349.42, 270,962.22 and 109,134.53

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Solution

The fourth proportional to 196,349.42, 270,962.22 and 109,134.53 is: 150,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,349.42 : 270,962.22 = 109,134.53 : x
  2. Step 2: Convert to fraction form
    196,349.42/270,962.22 = 109,134.53/x
  3. Step 3: Cross multiply
    196,349.42x = 270,962.22 × 109,134.53
  4. Step 4: Simplify right side
    196,349.42x = 29,571,333,172.65
  5. Step 5: Solve for x
    x = 29,571,333,172.65/196,349.42
  6. Step 6: Final answer
    x = 150,605.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.