Home / 187,586.25-258,893.73-106,995.30

Finding the Fourth Proportional to 187,586.25, 258,893.73 and 106,995.30

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Solution

The fourth proportional to 187,586.25, 258,893.73 and 106,995.30 is: 147,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,586.25 : 258,893.73 = 106,995.30 : x
  2. Step 2: Convert to fraction form
    187,586.25/258,893.73 = 106,995.30/x
  3. Step 3: Cross multiply
    187,586.25x = 258,893.73 × 106,995.30
  4. Step 4: Simplify right side
    187,586.25x = 27,700,412,309.47
  5. Step 5: Solve for x
    x = 27,700,412,309.47/187,586.25
  6. Step 6: Final answer
    x = 147,667.61

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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.