Home / 187,334.10-258,524.83-102,456.62

Finding the Fourth Proportional to 187,334.10, 258,524.83 and 102,456.62

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Solution

The fourth proportional to 187,334.10, 258,524.83 and 102,456.62 is: 141,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,334.10 : 258,524.83 = 102,456.62 : x
  2. Step 2: Convert to fraction form
    187,334.10/258,524.83 = 102,456.62/x
  3. Step 3: Cross multiply
    187,334.10x = 258,524.83 × 102,456.62
  4. Step 4: Simplify right side
    187,334.10x = 26,487,580,267.87
  5. Step 5: Solve for x
    x = 26,487,580,267.87/187,334.10
  6. Step 6: Final answer
    x = 141,392.20

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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.