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Finding the Fourth Proportional to 111,898.36, 167,846.46 and 52,701.64

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Solution

The fourth proportional to 111,898.36, 167,846.46 and 52,701.64 is: 79,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,898.36 : 167,846.46 = 52,701.64 : x
  2. Step 2: Convert to fraction form
    111,898.36/167,846.46 = 52,701.64/x
  3. Step 3: Cross multiply
    111,898.36x = 167,846.46 × 52,701.64
  4. Step 4: Simplify right side
    111,898.36x = 8,845,783,710.19
  5. Step 5: Solve for x
    x = 8,845,783,710.19/111,898.36
  6. Step 6: Final answer
    x = 79,051.95

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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.