Home / 187,674.38-258,995.67-105,996.08

Finding the Fourth Proportional to 187,674.38, 258,995.67 and 105,996.08

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Solution

The fourth proportional to 187,674.38, 258,995.67 and 105,996.08 is: 146,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,674.38 : 258,995.67 = 105,996.08 : x
  2. Step 2: Convert to fraction form
    187,674.38/258,995.67 = 105,996.08/x
  3. Step 3: Cross multiply
    187,674.38x = 258,995.67 × 105,996.08
  4. Step 4: Simplify right side
    187,674.38x = 27,452,524,462.00
  5. Step 5: Solve for x
    x = 27,452,524,462.00/187,674.38
  6. Step 6: Final answer
    x = 146,277.43

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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.