Home / 111,456,069.80-167,184,104.70-75,176,364.20

Finding the Fourth Proportional to 111,456,069.80, 167,184,104.70 and 75,176,364.20

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Solution

The fourth proportional to 111,456,069.80, 167,184,104.70 and 75,176,364.20 is: 112,764,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,456,069.80 : 167,184,104.70 = 75,176,364.20 : x
  2. Step 2: Convert to fraction form
    111,456,069.80/167,184,104.70 = 75,176,364.20/x
  3. Step 3: Cross multiply
    111,456,069.80x = 167,184,104.70 × 75,176,364.20
  4. Step 4: Simplify right side
    111,456,069.80x = 12,568,293,143,378,132
  5. Step 5: Solve for x
    x = 12,568,293,143,378,132/111,456,069.80
  6. Step 6: Final answer
    x = 112,764,546.30

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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.