Home / 185,790.77-278,653.34-73,433.64

Finding the Fourth Proportional to 185,790.77, 278,653.34 and 73,433.64

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Solution

The fourth proportional to 185,790.77, 278,653.34 and 73,433.64 is: 110,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,790.77 : 278,653.34 = 73,433.64 : x
  2. Step 2: Convert to fraction form
    185,790.77/278,653.34 = 73,433.64/x
  3. Step 3: Cross multiply
    185,790.77x = 278,653.34 × 73,433.64
  4. Step 4: Simplify right side
    185,790.77x = 20,462,529,054.36
  5. Step 5: Solve for x
    x = 20,462,529,054.36/185,790.77
  6. Step 6: Final answer
    x = 110,137.49

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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.