Home / 210,610.11-316,195.43-110,840.37

Finding the Fourth Proportional to 210,610.11, 316,195.43 and 110,840.37

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Solution

The fourth proportional to 210,610.11, 316,195.43 and 110,840.37 is: 166,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,610.11 : 316,195.43 = 110,840.37 : x
  2. Step 2: Convert to fraction form
    210,610.11/316,195.43 = 110,840.37/x
  3. Step 3: Cross multiply
    210,610.11x = 316,195.43 × 110,840.37
  4. Step 4: Simplify right side
    210,610.11x = 35,047,219,115.65
  5. Step 5: Solve for x
    x = 35,047,219,115.65/210,610.11
  6. Step 6: Final answer
    x = 166,408.05

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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.