Home / 123,684.26-185,279.07-57,033.14

Finding the Fourth Proportional to 123,684.26, 185,279.07 and 57,033.14

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Solution

The fourth proportional to 123,684.26, 185,279.07 and 57,033.14 is: 85,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,684.26 : 185,279.07 = 57,033.14 : x
  2. Step 2: Convert to fraction form
    123,684.26/185,279.07 = 57,033.14/x
  3. Step 3: Cross multiply
    123,684.26x = 185,279.07 × 57,033.14
  4. Step 4: Simplify right side
    123,684.26x = 10,567,047,138.38
  5. Step 5: Solve for x
    x = 10,567,047,138.38/123,684.26
  6. Step 6: Final answer
    x = 85,435.67

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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.