Home / 185,519.21-278,300.99-65,551.33

Finding the Fourth Proportional to 185,519.21, 278,300.99 and 65,551.33

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Solution

The fourth proportional to 185,519.21, 278,300.99 and 65,551.33 is: 98,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,519.21 : 278,300.99 = 65,551.33 : x
  2. Step 2: Convert to fraction form
    185,519.21/278,300.99 = 65,551.33/x
  3. Step 3: Cross multiply
    185,519.21x = 278,300.99 × 65,551.33
  4. Step 4: Simplify right side
    185,519.21x = 18,243,000,034.82
  5. Step 5: Solve for x
    x = 18,243,000,034.82/185,519.21
  6. Step 6: Final answer
    x = 98,334.83

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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.