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Finding the Fourth Proportional to 223,535.81, 335,345.16 and 73,786.52

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Solution

The fourth proportional to 223,535.81, 335,345.16 and 73,786.52 is: 110,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,535.81 : 335,345.16 = 73,786.52 : x
  2. Step 2: Convert to fraction form
    223,535.81/335,345.16 = 73,786.52/x
  3. Step 3: Cross multiply
    223,535.81x = 335,345.16 × 73,786.52
  4. Step 4: Simplify right side
    223,535.81x = 24,743,952,355.24
  5. Step 5: Solve for x
    x = 24,743,952,355.24/223,535.81
  6. Step 6: Final answer
    x = 110,693.46

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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.