Home / 185,403.33-278,219.21-73,064.03

Finding the Fourth Proportional to 185,403.33, 278,219.21 and 73,064.03

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Solution

The fourth proportional to 185,403.33, 278,219.21 and 73,064.03 is: 109,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,403.33 : 278,219.21 = 73,064.03 : x
  2. Step 2: Convert to fraction form
    185,403.33/278,219.21 = 73,064.03/x
  3. Step 3: Cross multiply
    185,403.33x = 278,219.21 × 73,064.03
  4. Step 4: Simplify right side
    185,403.33x = 20,327,814,949.60
  5. Step 5: Solve for x
    x = 20,327,814,949.60/185,403.33
  6. Step 6: Final answer
    x = 109,641.05

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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.