Home / 185,744.80-278,426.56-73,379.52

Finding the Fourth Proportional to 185,744.80, 278,426.56 and 73,379.52

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Solution

The fourth proportional to 185,744.80, 278,426.56 and 73,379.52 is: 109,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,744.80 : 278,426.56 = 73,379.52 : x
  2. Step 2: Convert to fraction form
    185,744.80/278,426.56 = 73,379.52/x
  3. Step 3: Cross multiply
    185,744.80x = 278,426.56 × 73,379.52
  4. Step 4: Simplify right side
    185,744.80x = 20,430,807,328.05
  5. Step 5: Solve for x
    x = 20,430,807,328.05/185,744.80
  6. Step 6: Final answer
    x = 109,993.97

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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.