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Finding the Fourth Proportional to 179,158.93, 268,747.81 and 46,040.09

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Solution

The fourth proportional to 179,158.93, 268,747.81 and 46,040.09 is: 69,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,158.93 : 268,747.81 = 46,040.09 : x
  2. Step 2: Convert to fraction form
    179,158.93/268,747.81 = 46,040.09/x
  3. Step 3: Cross multiply
    179,158.93x = 268,747.81 × 46,040.09
  4. Step 4: Simplify right side
    179,158.93x = 12,373,171,900.86
  5. Step 5: Solve for x
    x = 12,373,171,900.86/179,158.93
  6. Step 6: Final answer
    x = 69,062.55

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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.