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Finding the Fourth Proportional to 225,183.18, 337,749.66 and 56,703.45

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Solution

The fourth proportional to 225,183.18, 337,749.66 and 56,703.45 is: 85,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,183.18 : 337,749.66 = 56,703.45 : x
  2. Step 2: Convert to fraction form
    225,183.18/337,749.66 = 56,703.45/x
  3. Step 3: Cross multiply
    225,183.18x = 337,749.66 × 56,703.45
  4. Step 4: Simplify right side
    225,183.18x = 19,151,570,958.33
  5. Step 5: Solve for x
    x = 19,151,570,958.33/225,183.18
  6. Step 6: Final answer
    x = 85,048.85

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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.