Home / 165,855.55-228,880.72-94,235.67

Finding the Fourth Proportional to 165,855.55, 228,880.72 and 94,235.67

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Solution

The fourth proportional to 165,855.55, 228,880.72 and 94,235.67 is: 130,045.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,855.55 : 228,880.72 = 94,235.67 : x
  2. Step 2: Convert to fraction form
    165,855.55/228,880.72 = 94,235.67/x
  3. Step 3: Cross multiply
    165,855.55x = 228,880.72 × 94,235.67
  4. Step 4: Simplify right side
    165,855.55x = 21,568,727,999.28
  5. Step 5: Solve for x
    x = 21,568,727,999.28/165,855.55
  6. Step 6: Final answer
    x = 130,045.26

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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.