Home / 165,779.38-248,668.80-41,120.38

Finding the Fourth Proportional to 165,779.38, 248,668.80 and 41,120.38

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Solution

The fourth proportional to 165,779.38, 248,668.80 and 41,120.38 is: 61,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,779.38 : 248,668.80 = 41,120.38 : x
  2. Step 2: Convert to fraction form
    165,779.38/248,668.80 = 41,120.38/x
  3. Step 3: Cross multiply
    165,779.38x = 248,668.80 × 41,120.38
  4. Step 4: Simplify right side
    165,779.38x = 10,225,355,550.14
  5. Step 5: Solve for x
    x = 10,225,355,550.14/165,779.38
  6. Step 6: Final answer
    x = 61,680.50

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1.5x scale

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.