Home / 215,932.37-323,899.09-110,693.93

Finding the Fourth Proportional to 215,932.37, 323,899.09 and 110,693.93

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Solution

The fourth proportional to 215,932.37, 323,899.09 and 110,693.93 is: 166,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,932.37 : 323,899.09 = 110,693.93 : x
  2. Step 2: Convert to fraction form
    215,932.37/323,899.09 = 110,693.93/x
  3. Step 3: Cross multiply
    215,932.37x = 323,899.09 × 110,693.93
  4. Step 4: Simplify right side
    215,932.37x = 35,853,661,299.29
  5. Step 5: Solve for x
    x = 35,853,661,299.29/215,932.37
  6. Step 6: Final answer
    x = 166,041.16

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1.5x scale

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.