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Finding the Fourth Proportional to 110,690.01, 166,046.88 and 30,728.32

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Solution

The fourth proportional to 110,690.01, 166,046.88 and 30,728.32 is: 46,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,690.01 : 166,046.88 = 30,728.32 : x
  2. Step 2: Convert to fraction form
    110,690.01/166,046.88 = 30,728.32/x
  3. Step 3: Cross multiply
    110,690.01x = 166,046.88 × 30,728.32
  4. Step 4: Simplify right side
    110,690.01x = 5,102,341,325.35
  5. Step 5: Solve for x
    x = 5,102,341,325.35/110,690.01
  6. Step 6: Final answer
    x = 46,095.77

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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.