Home / 282,310.03-423,375.81-92,739.25

Finding the Fourth Proportional to 282,310.03, 423,375.81 and 92,739.25

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Solution

The fourth proportional to 282,310.03, 423,375.81 and 92,739.25 is: 139,079.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,310.03 : 423,375.81 = 92,739.25 : x
  2. Step 2: Convert to fraction form
    282,310.03/423,375.81 = 92,739.25/x
  3. Step 3: Cross multiply
    282,310.03x = 423,375.81 × 92,739.25
  4. Step 4: Simplify right side
    282,310.03x = 39,263,556,377.83
  5. Step 5: Solve for x
    x = 39,263,556,377.83/282,310.03
  6. Step 6: Final answer
    x = 139,079.56

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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.