Home / 68,848.32-103,277.41-28,827.03

Finding the Fourth Proportional to 68,848.32, 103,277.41 and 28,827.03

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Solution

The fourth proportional to 68,848.32, 103,277.41 and 28,827.03 is: 43,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,848.32 : 103,277.41 = 28,827.03 : x
  2. Step 2: Convert to fraction form
    68,848.32/103,277.41 = 28,827.03/x
  3. Step 3: Cross multiply
    68,848.32x = 103,277.41 × 28,827.03
  4. Step 4: Simplify right side
    68,848.32x = 2,977,180,996.39
  5. Step 5: Solve for x
    x = 2,977,180,996.39/68,848.32
  6. Step 6: Final answer
    x = 43,242.61

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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.