Home / 187,254.28-258,411.82-102,371.34

Finding the Fourth Proportional to 187,254.28, 258,411.82 and 102,371.34

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Solution

The fourth proportional to 187,254.28, 258,411.82 and 102,371.34 is: 141,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,254.28 : 258,411.82 = 102,371.34 : x
  2. Step 2: Convert to fraction form
    187,254.28/258,411.82 = 102,371.34/x
  3. Step 3: Cross multiply
    187,254.28x = 258,411.82 × 102,371.34
  4. Step 4: Simplify right side
    187,254.28x = 26,453,965,190.30
  5. Step 5: Solve for x
    x = 26,453,965,190.30/187,254.28
  6. Step 6: Final answer
    x = 141,272.95

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