Home / 187,532.64-258,792.42-106,961.54

Finding the Fourth Proportional to 187,532.64, 258,792.42 and 106,961.54

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Solution

The fourth proportional to 187,532.64, 258,792.42 and 106,961.54 is: 147,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,532.64 : 258,792.42 = 106,961.54 : x
  2. Step 2: Convert to fraction form
    187,532.64/258,792.42 = 106,961.54/x
  3. Step 3: Cross multiply
    187,532.64x = 258,792.42 × 106,961.54
  4. Step 4: Simplify right side
    187,532.64x = 27,680,835,783.53
  5. Step 5: Solve for x
    x = 27,680,835,783.53/187,532.64
  6. Step 6: Final answer
    x = 147,605.43

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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.