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Finding the Fourth Proportional to 110,898.64, 166,395.61 and 36,041.72

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Solution

The fourth proportional to 110,898.64, 166,395.61 and 36,041.72 is: 54,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,898.64 : 166,395.61 = 36,041.72 : x
  2. Step 2: Convert to fraction form
    110,898.64/166,395.61 = 36,041.72/x
  3. Step 3: Cross multiply
    110,898.64x = 166,395.61 × 36,041.72
  4. Step 4: Simplify right side
    110,898.64x = 5,997,183,894.74
  5. Step 5: Solve for x
    x = 5,997,183,894.74/110,898.64
  6. Step 6: Final answer
    x = 54,078.07

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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.