Home / 125,524.82-188,288.75-36,780.12

Finding the Fourth Proportional to 125,524.82, 188,288.75 and 36,780.12

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Solution

The fourth proportional to 125,524.82, 188,288.75 and 36,780.12 is: 55,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,524.82 : 188,288.75 = 36,780.12 : x
  2. Step 2: Convert to fraction form
    125,524.82/188,288.75 = 36,780.12/x
  3. Step 3: Cross multiply
    125,524.82x = 188,288.75 × 36,780.12
  4. Step 4: Simplify right side
    125,524.82x = 6,925,282,635.75
  5. Step 5: Solve for x
    x = 6,925,282,635.75/125,524.82
  6. Step 6: Final answer
    x = 55,170.63

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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.