Home / 111,081.84-166,471.73-46,986.68

Finding the Fourth Proportional to 111,081.84, 166,471.73 and 46,986.68

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Solution

The fourth proportional to 111,081.84, 166,471.73 and 46,986.68 is: 70,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,081.84 : 166,471.73 = 46,986.68 : x
  2. Step 2: Convert to fraction form
    111,081.84/166,471.73 = 46,986.68/x
  3. Step 3: Cross multiply
    111,081.84x = 166,471.73 × 46,986.68
  4. Step 4: Simplify right side
    111,081.84x = 7,821,953,191.66
  5. Step 5: Solve for x
    x = 7,821,953,191.66/111,081.84
  6. Step 6: Final answer
    x = 70,416.13

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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.