Home / 295,623.09-443,418.21-137,962.26

Finding the Fourth Proportional to 295,623.09, 443,418.21 and 137,962.26

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Solution

The fourth proportional to 295,623.09, 443,418.21 and 137,962.26 is: 206,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,623.09 : 443,418.21 = 137,962.26 : x
  2. Step 2: Convert to fraction form
    295,623.09/443,418.21 = 137,962.26/x
  3. Step 3: Cross multiply
    295,623.09x = 443,418.21 × 137,962.26
  4. Step 4: Simplify right side
    295,623.09x = 61,174,978,376.75
  5. Step 5: Solve for x
    x = 61,174,978,376.75/295,623.09
  6. Step 6: Final answer
    x = 206,935.72

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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.