Home / 95,485.20-143,230.62-45,570.60

Finding the Fourth Proportional to 95,485.20, 143,230.62 and 45,570.60

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Solution

The fourth proportional to 95,485.20, 143,230.62 and 45,570.60 is: 68,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,485.20 : 143,230.62 = 45,570.60 : x
  2. Step 2: Convert to fraction form
    95,485.20/143,230.62 = 45,570.60/x
  3. Step 3: Cross multiply
    95,485.20x = 143,230.62 × 45,570.60
  4. Step 4: Simplify right side
    95,485.20x = 6,527,105,291.77
  5. Step 5: Solve for x
    x = 6,527,105,291.77/95,485.20
  6. Step 6: Final answer
    x = 68,357.25

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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.