Home / 165,508.58-248,068.46-76,574.22

Finding the Fourth Proportional to 165,508.58, 248,068.46 and 76,574.22

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Solution

The fourth proportional to 165,508.58, 248,068.46 and 76,574.22 is: 114,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,508.58 : 248,068.46 = 76,574.22 : x
  2. Step 2: Convert to fraction form
    165,508.58/248,068.46 = 76,574.22/x
  3. Step 3: Cross multiply
    165,508.58x = 248,068.46 × 76,574.22
  4. Step 4: Simplify right side
    165,508.58x = 18,995,649,022.54
  5. Step 5: Solve for x
    x = 18,995,649,022.54/165,508.58
  6. Step 6: Final answer
    x = 114,771.39

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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.