Home / 205,364.35-308,075.69-63,221.46

Finding the Fourth Proportional to 205,364.35, 308,075.69 and 63,221.46

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Solution

The fourth proportional to 205,364.35, 308,075.69 and 63,221.46 is: 94,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,364.35 : 308,075.69 = 63,221.46 : x
  2. Step 2: Convert to fraction form
    205,364.35/308,075.69 = 63,221.46/x
  3. Step 3: Cross multiply
    205,364.35x = 308,075.69 × 63,221.46
  4. Step 4: Simplify right side
    205,364.35x = 19,476,994,912.31
  5. Step 5: Solve for x
    x = 19,476,994,912.31/205,364.35
  6. Step 6: Final answer
    x = 94,841.17

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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.