Home / 188,038.06-281,791.91-103,836.13

Finding the Fourth Proportional to 188,038.06, 281,791.91 and 103,836.13

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Solution

The fourth proportional to 188,038.06, 281,791.91 and 103,836.13 is: 155,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,038.06 : 281,791.91 = 103,836.13 : x
  2. Step 2: Convert to fraction form
    188,038.06/281,791.91 = 103,836.13/x
  3. Step 3: Cross multiply
    188,038.06x = 281,791.91 × 103,836.13
  4. Step 4: Simplify right side
    188,038.06x = 29,260,180,954.82
  5. Step 5: Solve for x
    x = 29,260,180,954.82/188,038.06
  6. Step 6: Final answer
    x = 155,607.76

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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.