Home / 187,676.91-258,939.85-106,000.82

Finding the Fourth Proportional to 187,676.91, 258,939.85 and 106,000.82

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Solution

The fourth proportional to 187,676.91, 258,939.85 and 106,000.82 is: 146,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,676.91 : 258,939.85 = 106,000.82 : x
  2. Step 2: Convert to fraction form
    187,676.91/258,939.85 = 106,000.82/x
  3. Step 3: Cross multiply
    187,676.91x = 258,939.85 × 106,000.82
  4. Step 4: Simplify right side
    187,676.91x = 27,447,836,430.68
  5. Step 5: Solve for x
    x = 27,447,836,430.68/187,676.91
  6. Step 6: Final answer
    x = 146,250.47

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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.