Home / 185,551.35-278,327.03-141,264.60

Finding the Fourth Proportional to 185,551.35, 278,327.03 and 141,264.60

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Solution

The fourth proportional to 185,551.35, 278,327.03 and 141,264.60 is: 211,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,551.35 : 278,327.03 = 141,264.60 : x
  2. Step 2: Convert to fraction form
    185,551.35/278,327.03 = 141,264.60/x
  3. Step 3: Cross multiply
    185,551.35x = 278,327.03 × 141,264.60
  4. Step 4: Simplify right side
    185,551.35x = 39,317,755,855.82
  5. Step 5: Solve for x
    x = 39,317,755,855.82/185,551.35
  6. Step 6: Final answer
    x = 211,896.90

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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.