Home / 68,351.22-102,534.99-28,903.14

Finding the Fourth Proportional to 68,351.22, 102,534.99 and 28,903.14

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Solution

The fourth proportional to 68,351.22, 102,534.99 and 28,903.14 is: 43,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,351.22 : 102,534.99 = 28,903.14 : x
  2. Step 2: Convert to fraction form
    68,351.22/102,534.99 = 28,903.14/x
  3. Step 3: Cross multiply
    68,351.22x = 102,534.99 × 28,903.14
  4. Step 4: Simplify right side
    68,351.22x = 2,963,583,170.87
  5. Step 5: Solve for x
    x = 2,963,583,170.87/68,351.22
  6. Step 6: Final answer
    x = 43,358.16

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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.