Home / 313,835.54-470,600.22-111,363.08

Finding the Fourth Proportional to 313,835.54, 470,600.22 and 111,363.08

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Solution

The fourth proportional to 313,835.54, 470,600.22 and 111,363.08 is: 166,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,835.54 : 470,600.22 = 111,363.08 : x
  2. Step 2: Convert to fraction form
    313,835.54/470,600.22 = 111,363.08/x
  3. Step 3: Cross multiply
    313,835.54x = 470,600.22 × 111,363.08
  4. Step 4: Simplify right side
    313,835.54x = 52,407,489,947.88
  5. Step 5: Solve for x
    x = 52,407,489,947.88/313,835.54
  6. Step 6: Final answer
    x = 166,990.30

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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.