Home / 68,282.44-102,427.98-28,834.36

Finding the Fourth Proportional to 68,282.44, 102,427.98 and 28,834.36

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Solution

The fourth proportional to 68,282.44, 102,427.98 and 28,834.36 is: 43,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,282.44 : 102,427.98 = 28,834.36 : x
  2. Step 2: Convert to fraction form
    68,282.44/102,427.98 = 28,834.36/x
  3. Step 3: Cross multiply
    68,282.44x = 102,427.98 × 28,834.36
  4. Step 4: Simplify right side
    68,282.44x = 2,953,445,249.39
  5. Step 5: Solve for x
    x = 2,953,445,249.39/68,282.44
  6. Step 6: Final answer
    x = 43,253.36

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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.