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Finding the Fourth Proportional to 164,112.40, 246,020.10 and 114,216.40

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Solution

The fourth proportional to 164,112.40, 246,020.10 and 114,216.40 is: 171,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,112.40 : 246,020.10 = 114,216.40 : x
  2. Step 2: Convert to fraction form
    164,112.40/246,020.10 = 114,216.40/x
  3. Step 3: Cross multiply
    164,112.40x = 246,020.10 × 114,216.40
  4. Step 4: Simplify right side
    164,112.40x = 28,099,530,149.64
  5. Step 5: Solve for x
    x = 28,099,530,149.64/164,112.40
  6. Step 6: Final answer
    x = 171,221.25

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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.