Home / 110,968.30-166,430.73-92,367.86

Finding the Fourth Proportional to 110,968.30, 166,430.73 and 92,367.86

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Solution

The fourth proportional to 110,968.30, 166,430.73 and 92,367.86 is: 138,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,968.30 : 166,430.73 = 92,367.86 : x
  2. Step 2: Convert to fraction form
    110,968.30/166,430.73 = 92,367.86/x
  3. Step 3: Cross multiply
    110,968.30x = 166,430.73 × 92,367.86
  4. Step 4: Simplify right side
    110,968.30x = 15,372,850,368.34
  5. Step 5: Solve for x
    x = 15,372,850,368.34/110,968.30
  6. Step 6: Final answer
    x = 138,533.71

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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.