Home / 165,856.89-228,701.63-112,048.48

Finding the Fourth Proportional to 165,856.89, 228,701.63 and 112,048.48

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Solution

The fourth proportional to 165,856.89, 228,701.63 and 112,048.48 is: 154,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,856.89 : 228,701.63 = 112,048.48 : x
  2. Step 2: Convert to fraction form
    165,856.89/228,701.63 = 112,048.48/x
  3. Step 3: Cross multiply
    165,856.89x = 228,701.63 × 112,048.48
  4. Step 4: Simplify right side
    165,856.89x = 25,625,670,015.02
  5. Step 5: Solve for x
    x = 25,625,670,015.02/165,856.89
  6. Step 6: Final answer
    x = 154,504.71

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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.