Home / 132,864.82-199,110.73-72,738.73

Finding the Fourth Proportional to 132,864.82, 199,110.73 and 72,738.73

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Solution

The fourth proportional to 132,864.82, 199,110.73 and 72,738.73 is: 109,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,864.82 : 199,110.73 = 72,738.73 : x
  2. Step 2: Convert to fraction form
    132,864.82/199,110.73 = 72,738.73/x
  3. Step 3: Cross multiply
    132,864.82x = 199,110.73 × 72,738.73
  4. Step 4: Simplify right side
    132,864.82x = 14,483,060,634.02
  5. Step 5: Solve for x
    x = 14,483,060,634.02/132,864.82
  6. Step 6: Final answer
    x = 109,005.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.