Home / 165,981.60-248,698.80-95,738.40

Finding the Fourth Proportional to 165,981.60, 248,698.80 and 95,738.40

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Solution

The fourth proportional to 165,981.60, 248,698.80 and 95,738.40 is: 143,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,981.60 : 248,698.80 = 95,738.40 : x
  2. Step 2: Convert to fraction form
    165,981.60/248,698.80 = 95,738.40/x
  3. Step 3: Cross multiply
    165,981.60x = 248,698.80 × 95,738.40
  4. Step 4: Simplify right side
    165,981.60x = 23,810,025,193.92
  5. Step 5: Solve for x
    x = 23,810,025,193.92/165,981.60
  6. Step 6: Final answer
    x = 143,449.79

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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.