Home / 120,986.34-181,358.01-46,087.26

Finding the Fourth Proportional to 120,986.34, 181,358.01 and 46,087.26

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Solution

The fourth proportional to 120,986.34, 181,358.01 and 46,087.26 is: 69,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,986.34 : 181,358.01 = 46,087.26 : x
  2. Step 2: Convert to fraction form
    120,986.34/181,358.01 = 46,087.26/x
  3. Step 3: Cross multiply
    120,986.34x = 181,358.01 × 46,087.26
  4. Step 4: Simplify right side
    120,986.34x = 8,358,293,759.95
  5. Step 5: Solve for x
    x = 8,358,293,759.95/120,986.34
  6. Step 6: Final answer
    x = 69,084.61

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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.