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Finding the Fourth Proportional to 159,226.70, 238,840.90 and 46,908.30

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Solution

The fourth proportional to 159,226.70, 238,840.90 and 46,908.30 is: 70,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,226.70 : 238,840.90 = 46,908.30 : x
  2. Step 2: Convert to fraction form
    159,226.70/238,840.90 = 46,908.30/x
  3. Step 3: Cross multiply
    159,226.70x = 238,840.90 × 46,908.30
  4. Step 4: Simplify right side
    159,226.70x = 11,203,621,295.84
  5. Step 5: Solve for x
    x = 11,203,621,295.84/159,226.70
  6. Step 6: Final answer
    x = 70,362.71

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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.