Home / 111,941.10-167,911.65-110,774.70

Finding the Fourth Proportional to 111,941.10, 167,911.65 and 110,774.70

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Solution

The fourth proportional to 111,941.10, 167,911.65 and 110,774.70 is: 166,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,941.10 : 167,911.65 = 110,774.70 : x
  2. Step 2: Convert to fraction form
    111,941.10/167,911.65 = 110,774.70/x
  3. Step 3: Cross multiply
    111,941.10x = 167,911.65 × 110,774.70
  4. Step 4: Simplify right side
    111,941.10x = 18,600,362,655.26
  5. Step 5: Solve for x
    x = 18,600,362,655.26/111,941.10
  6. Step 6: Final answer
    x = 166,162.05

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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.