Home / 187,659.73-258,906.09-107,029.27

Finding the Fourth Proportional to 187,659.73, 258,906.09 and 107,029.27

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Solution

The fourth proportional to 187,659.73, 258,906.09 and 107,029.27 is: 147,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,659.73 : 258,906.09 = 107,029.27 : x
  2. Step 2: Convert to fraction form
    187,659.73/258,906.09 = 107,029.27/x
  3. Step 3: Cross multiply
    187,659.73x = 258,906.09 × 107,029.27
  4. Step 4: Simplify right side
    187,659.73x = 27,710,529,811.25
  5. Step 5: Solve for x
    x = 27,710,529,811.25/187,659.73
  6. Step 6: Final answer
    x = 147,663.70

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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.