Home / 185,353.23-278,051.44-67,080.27

Finding the Fourth Proportional to 185,353.23, 278,051.44 and 67,080.27

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Solution

The fourth proportional to 185,353.23, 278,051.44 and 67,080.27 is: 100,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,353.23 : 278,051.44 = 67,080.27 : x
  2. Step 2: Convert to fraction form
    185,353.23/278,051.44 = 67,080.27/x
  3. Step 3: Cross multiply
    185,353.23x = 278,051.44 × 67,080.27
  4. Step 4: Simplify right side
    185,353.23x = 18,651,765,669.09
  5. Step 5: Solve for x
    x = 18,651,765,669.09/185,353.23
  6. Step 6: Final answer
    x = 100,628.22

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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.