Home / 187,442.06-281,038.48-103,241.88

Finding the Fourth Proportional to 187,442.06, 281,038.48 and 103,241.88

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Solution

The fourth proportional to 187,442.06, 281,038.48 and 103,241.88 is: 154,794.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,442.06 : 281,038.48 = 103,241.88 : x
  2. Step 2: Convert to fraction form
    187,442.06/281,038.48 = 103,241.88/x
  3. Step 3: Cross multiply
    187,442.06x = 281,038.48 × 103,241.88
  4. Step 4: Simplify right side
    187,442.06x = 29,014,940,769.44
  5. Step 5: Solve for x
    x = 29,014,940,769.44/187,442.06
  6. Step 6: Final answer
    x = 154,794.19

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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.