Home / 199,522.40-299,115.05-92,851.31

Finding the Fourth Proportional to 199,522.40, 299,115.05 and 92,851.31

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Solution

The fourth proportional to 199,522.40, 299,115.05 and 92,851.31 is: 139,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,522.40 : 299,115.05 = 92,851.31 : x
  2. Step 2: Convert to fraction form
    199,522.40/299,115.05 = 92,851.31/x
  3. Step 3: Cross multiply
    199,522.40x = 299,115.05 × 92,851.31
  4. Step 4: Simplify right side
    199,522.40x = 27,773,224,516.75
  5. Step 5: Solve for x
    x = 27,773,224,516.75/199,522.40
  6. Step 6: Final answer
    x = 139,198.53

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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.