Home / 187,227.54-258,373.64-102,344.60

Finding the Fourth Proportional to 187,227.54, 258,373.64 and 102,344.60

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Solution

The fourth proportional to 187,227.54, 258,373.64 and 102,344.60 is: 141,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,227.54 : 258,373.64 = 102,344.60 : x
  2. Step 2: Convert to fraction form
    187,227.54/258,373.64 = 102,344.60/x
  3. Step 3: Cross multiply
    187,227.54x = 258,373.64 × 102,344.60
  4. Step 4: Simplify right side
    187,227.54x = 26,443,145,032.75
  5. Step 5: Solve for x
    x = 26,443,145,032.75/187,227.54
  6. Step 6: Final answer
    x = 141,235.34

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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.