Home / 230,136.34-345,089.08-134,104.66

Finding the Fourth Proportional to 230,136.34, 345,089.08 and 134,104.66

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Solution

The fourth proportional to 230,136.34, 345,089.08 and 134,104.66 is: 201,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,136.34 : 345,089.08 = 134,104.66 : x
  2. Step 2: Convert to fraction form
    230,136.34/345,089.08 = 134,104.66/x
  3. Step 3: Cross multiply
    230,136.34x = 345,089.08 × 134,104.66
  4. Step 4: Simplify right side
    230,136.34x = 46,278,053,743.11
  5. Step 5: Solve for x
    x = 46,278,053,743.11/230,136.34
  6. Step 6: Final answer
    x = 201,089.73

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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.