Home / 187,587.50-258,895.46-106,996.56

Finding the Fourth Proportional to 187,587.50, 258,895.46 and 106,996.56

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Solution

The fourth proportional to 187,587.50, 258,895.46 and 106,996.56 is: 147,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,587.50 : 258,895.46 = 106,996.56 : x
  2. Step 2: Convert to fraction form
    187,587.50/258,895.46 = 106,996.56/x
  3. Step 3: Cross multiply
    187,587.50x = 258,895.46 × 106,996.56
  4. Step 4: Simplify right side
    187,587.50x = 27,700,923,619.62
  5. Step 5: Solve for x
    x = 27,700,923,619.62/187,587.50
  6. Step 6: Final answer
    x = 147,669.35

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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.