Home / 187,056.84-258,144.82-102,179.37

Finding the Fourth Proportional to 187,056.84, 258,144.82 and 102,179.37

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Solution

The fourth proportional to 187,056.84, 258,144.82 and 102,179.37 is: 141,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,056.84 : 258,144.82 = 102,179.37 : x
  2. Step 2: Convert to fraction form
    187,056.84/258,144.82 = 102,179.37/x
  3. Step 3: Cross multiply
    187,056.84x = 258,144.82 × 102,179.37
  4. Step 4: Simplify right side
    187,056.84x = 26,377,076,363.72
  5. Step 5: Solve for x
    x = 26,377,076,363.72/187,056.84
  6. Step 6: Final answer
    x = 141,011.02

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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.