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Finding the Fourth Proportional to 111,464.74, 167,228.11 and 44,889.29

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Solution

The fourth proportional to 111,464.74, 167,228.11 and 44,889.29 is: 67,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,464.74 : 167,228.11 = 44,889.29 : x
  2. Step 2: Convert to fraction form
    111,464.74/167,228.11 = 44,889.29/x
  3. Step 3: Cross multiply
    111,464.74x = 167,228.11 × 44,889.29
  4. Step 4: Simplify right side
    111,464.74x = 7,506,750,973.02
  5. Step 5: Solve for x
    x = 7,506,750,973.02/111,464.74
  6. Step 6: Final answer
    x = 67,346.42

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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.