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Finding the Fourth Proportional to 170,279.52, 255,025.60 and 164,374.62

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Solution

The fourth proportional to 170,279.52, 255,025.60 and 164,374.62 is: 246,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,279.52 : 255,025.60 = 164,374.62 : x
  2. Step 2: Convert to fraction form
    170,279.52/255,025.60 = 164,374.62/x
  3. Step 3: Cross multiply
    170,279.52x = 255,025.60 × 164,374.62
  4. Step 4: Simplify right side
    170,279.52x = 41,919,736,090.27
  5. Step 5: Solve for x
    x = 41,919,736,090.27/170,279.52
  6. Step 6: Final answer
    x = 246,181.90

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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.