Home / 186,017.37-278,845.62-73,660.24

Finding the Fourth Proportional to 186,017.37, 278,845.62 and 73,660.24

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Solution

The fourth proportional to 186,017.37, 278,845.62 and 73,660.24 is: 110,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,017.37 : 278,845.62 = 73,660.24 : x
  2. Step 2: Convert to fraction form
    186,017.37/278,845.62 = 73,660.24/x
  3. Step 3: Cross multiply
    186,017.37x = 278,845.62 × 73,660.24
  4. Step 4: Simplify right side
    186,017.37x = 20,539,835,292.15
  5. Step 5: Solve for x
    x = 20,539,835,292.15/186,017.37
  6. Step 6: Final answer
    x = 110,418.91

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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.