Home / 140,441.66-210,619.64-73,845.66

Finding the Fourth Proportional to 140,441.66, 210,619.64 and 73,845.66

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Solution

The fourth proportional to 140,441.66, 210,619.64 and 73,845.66 is: 110,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,441.66 : 210,619.64 = 73,845.66 : x
  2. Step 2: Convert to fraction form
    140,441.66/210,619.64 = 73,845.66/x
  3. Step 3: Cross multiply
    140,441.66x = 210,619.64 × 73,845.66
  4. Step 4: Simplify right side
    140,441.66x = 15,553,345,271.66
  5. Step 5: Solve for x
    x = 15,553,345,271.66/140,441.66
  6. Step 6: Final answer
    x = 110,745.96

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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.