Home / 187,025.45-258,096.76-106,458.15

Finding the Fourth Proportional to 187,025.45, 258,096.76 and 106,458.15

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Solution

The fourth proportional to 187,025.45, 258,096.76 and 106,458.15 is: 146,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,025.45 : 258,096.76 = 106,458.15 : x
  2. Step 2: Convert to fraction form
    187,025.45/258,096.76 = 106,458.15/x
  3. Step 3: Cross multiply
    187,025.45x = 258,096.76 × 106,458.15
  4. Step 4: Simplify right side
    187,025.45x = 27,476,504,292.31
  5. Step 5: Solve for x
    x = 27,476,504,292.31/187,025.45
  6. Step 6: Final answer
    x = 146,913.19

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1.5x scale

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.