Home / 268,075.58-401,500.94-127,932.62

Finding the Fourth Proportional to 268,075.58, 401,500.94 and 127,932.62

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Solution

The fourth proportional to 268,075.58, 401,500.94 and 127,932.62 is: 191,606.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,075.58 : 401,500.94 = 127,932.62 : x
  2. Step 2: Convert to fraction form
    268,075.58/401,500.94 = 127,932.62/x
  3. Step 3: Cross multiply
    268,075.58x = 401,500.94 × 127,932.62
  4. Step 4: Simplify right side
    268,075.58x = 51,365,064,539.50
  5. Step 5: Solve for x
    x = 51,365,064,539.50/268,075.58
  6. Step 6: Final answer
    x = 191,606.66

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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.