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Finding the Fourth Proportional to 111,292.47, 166,946.36 and 44,732.66

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Solution

The fourth proportional to 111,292.47, 166,946.36 and 44,732.66 is: 67,102.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,292.47 : 166,946.36 = 44,732.66 : x
  2. Step 2: Convert to fraction form
    111,292.47/166,946.36 = 44,732.66/x
  3. Step 3: Cross multiply
    111,292.47x = 166,946.36 × 44,732.66
  4. Step 4: Simplify right side
    111,292.47x = 7,467,953,701.72
  5. Step 5: Solve for x
    x = 7,467,953,701.72/111,292.47
  6. Step 6: Final answer
    x = 67,102.06

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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.