Home / 187,677.54-258,995.07-102,796.02

Finding the Fourth Proportional to 187,677.54, 258,995.07 and 102,796.02

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Solution

The fourth proportional to 187,677.54, 258,995.07 and 102,796.02 is: 141,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,677.54 : 258,995.07 = 102,796.02 : x
  2. Step 2: Convert to fraction form
    187,677.54/258,995.07 = 102,796.02/x
  3. Step 3: Cross multiply
    187,677.54x = 258,995.07 × 102,796.02
  4. Step 4: Simplify right side
    187,677.54x = 26,623,662,395.62
  5. Step 5: Solve for x
    x = 26,623,662,395.62/187,677.54
  6. Step 6: Final answer
    x = 141,858.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.