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Finding the Fourth Proportional to 111,152.64, 166,760.17 and 44,639.47

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Solution

The fourth proportional to 111,152.64, 166,760.17 and 44,639.47 is: 66,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,152.64 : 166,760.17 = 44,639.47 : x
  2. Step 2: Convert to fraction form
    111,152.64/166,760.17 = 44,639.47/x
  3. Step 3: Cross multiply
    111,152.64x = 166,760.17 × 44,639.47
  4. Step 4: Simplify right side
    111,152.64x = 7,444,085,077.41
  5. Step 5: Solve for x
    x = 7,444,085,077.41/111,152.64
  6. Step 6: Final answer
    x = 66,971.73

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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.