Home / 187,029.52-258,093.90-102,144.76

Finding the Fourth Proportional to 187,029.52, 258,093.90 and 102,144.76

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Solution

The fourth proportional to 187,029.52, 258,093.90 and 102,144.76 is: 140,956.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,029.52 : 258,093.90 = 102,144.76 : x
  2. Step 2: Convert to fraction form
    187,029.52/258,093.90 = 102,144.76/x
  3. Step 3: Cross multiply
    187,029.52x = 258,093.90 × 102,144.76
  4. Step 4: Simplify right side
    187,029.52x = 26,362,939,472.96
  5. Step 5: Solve for x
    x = 26,362,939,472.96/187,029.52
  6. Step 6: Final answer
    x = 140,956.03

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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.