Home / 111,628.30-167,441.16-27,387.64

Finding the Fourth Proportional to 111,628.30, 167,441.16 and 27,387.64

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Solution

The fourth proportional to 111,628.30, 167,441.16 and 27,387.64 is: 41,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,628.30 : 167,441.16 = 27,387.64 : x
  2. Step 2: Convert to fraction form
    111,628.30/167,441.16 = 27,387.64/x
  3. Step 3: Cross multiply
    111,628.30x = 167,441.16 × 27,387.64
  4. Step 4: Simplify right side
    111,628.30x = 4,585,818,211.26
  5. Step 5: Solve for x
    x = 4,585,818,211.26/111,628.30
  6. Step 6: Final answer
    x = 41,081.14

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1.5x scale

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.