Home / 112,016.56-168,020.40-27,776.92

Finding the Fourth Proportional to 112,016.56, 168,020.40 and 27,776.92

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Solution

The fourth proportional to 112,016.56, 168,020.40 and 27,776.92 is: 41,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,016.56 : 168,020.40 = 27,776.92 : x
  2. Step 2: Convert to fraction form
    112,016.56/168,020.40 = 27,776.92/x
  3. Step 3: Cross multiply
    112,016.56x = 168,020.40 × 27,776.92
  4. Step 4: Simplify right side
    112,016.56x = 4,667,089,209.17
  5. Step 5: Solve for x
    x = 4,667,089,209.17/112,016.56
  6. Step 6: Final answer
    x = 41,664.28

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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.