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Finding the Fourth Proportional to 295,183.94, 407,374.43 and 166,134.77

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Solution

The fourth proportional to 295,183.94, 407,374.43 and 166,134.77 is: 229,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,183.94 : 407,374.43 = 166,134.77 : x
  2. Step 2: Convert to fraction form
    295,183.94/407,374.43 = 166,134.77/x
  3. Step 3: Cross multiply
    295,183.94x = 407,374.43 × 166,134.77
  4. Step 4: Simplify right side
    295,183.94x = 67,679,054,364.39
  5. Step 5: Solve for x
    x = 67,679,054,364.39/295,183.94
  6. Step 6: Final answer
    x = 229,277.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.