Home / 140,556.33-210,834.51-40,716.57

Finding the Fourth Proportional to 140,556.33, 210,834.51 and 40,716.57

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Solution

The fourth proportional to 140,556.33, 210,834.51 and 40,716.57 is: 61,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,556.33 : 210,834.51 = 40,716.57 : x
  2. Step 2: Convert to fraction form
    140,556.33/210,834.51 = 40,716.57/x
  3. Step 3: Cross multiply
    140,556.33x = 210,834.51 × 40,716.57
  4. Step 4: Simplify right side
    140,556.33x = 8,584,458,084.83
  5. Step 5: Solve for x
    x = 8,584,458,084.83/140,556.33
  6. Step 6: Final answer
    x = 61,074.86

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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.