Home / 95,518.20-143,277.30-51,231.45

Finding the Fourth Proportional to 95,518.20, 143,277.30 and 51,231.45

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Solution

The fourth proportional to 95,518.20, 143,277.30 and 51,231.45 is: 76,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,518.20 : 143,277.30 = 51,231.45 : x
  2. Step 2: Convert to fraction form
    95,518.20/143,277.30 = 51,231.45/x
  3. Step 3: Cross multiply
    95,518.20x = 143,277.30 × 51,231.45
  4. Step 4: Simplify right side
    95,518.20x = 7,340,303,831.09
  5. Step 5: Solve for x
    x = 7,340,303,831.09/95,518.20
  6. Step 6: Final answer
    x = 76,847.18

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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.