Home / 165,542.59-228,379.09-104,180.07

Finding the Fourth Proportional to 165,542.59, 228,379.09 and 104,180.07

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Solution

The fourth proportional to 165,542.59, 228,379.09 and 104,180.07 is: 143,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,542.59 : 228,379.09 = 104,180.07 : x
  2. Step 2: Convert to fraction form
    165,542.59/228,379.09 = 104,180.07/x
  3. Step 3: Cross multiply
    165,542.59x = 228,379.09 × 104,180.07
  4. Step 4: Simplify right side
    165,542.59x = 23,792,549,582.74
  5. Step 5: Solve for x
    x = 23,792,549,582.74/165,542.59
  6. Step 6: Final answer
    x = 143,724.65

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1.5x scale

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.