Home / 220,026.82-329,688.66-141,075.58

Finding the Fourth Proportional to 220,026.82, 329,688.66 and 141,075.58

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Solution

The fourth proportional to 220,026.82, 329,688.66 and 141,075.58 is: 211,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,026.82 : 329,688.66 = 141,075.58 : x
  2. Step 2: Convert to fraction form
    220,026.82/329,688.66 = 141,075.58/x
  3. Step 3: Cross multiply
    220,026.82x = 329,688.66 × 141,075.58
  4. Step 4: Simplify right side
    220,026.82x = 46,511,018,928.92
  5. Step 5: Solve for x
    x = 46,511,018,928.92/220,026.82
  6. Step 6: Final answer
    x = 211,387.95

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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.