Home / 68,368.59-102,563.73-28,926

Finding the Fourth Proportional to 68,368.59, 102,563.73 and 28,926

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Solution

The fourth proportional to 68,368.59, 102,563.73 and 28,926 is: 43,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,368.59 : 102,563.73 = 28,926 : x
  2. Step 2: Convert to fraction form
    68,368.59/102,563.73 = 28,926/x
  3. Step 3: Cross multiply
    68,368.59x = 102,563.73 × 28,926
  4. Step 4: Simplify right side
    68,368.59x = 2,966,758,453.98
  5. Step 5: Solve for x
    x = 2,966,758,453.98/68,368.59
  6. Step 6: Final answer
    x = 43,393.59

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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.