Home / 160,076.12-220,941.87-92,132.33

Finding the Fourth Proportional to 160,076.12, 220,941.87 and 92,132.33

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Solution

The fourth proportional to 160,076.12, 220,941.87 and 92,132.33 is: 127,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,076.12 : 220,941.87 = 92,132.33 : x
  2. Step 2: Convert to fraction form
    160,076.12/220,941.87 = 92,132.33/x
  3. Step 3: Cross multiply
    160,076.12x = 220,941.87 × 92,132.33
  4. Step 4: Simplify right side
    160,076.12x = 20,355,887,827.45
  5. Step 5: Solve for x
    x = 20,355,887,827.45/160,076.12
  6. Step 6: Final answer
    x = 127,163.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.