Home / 125,719.44-188,609.20-36,975.84

Finding the Fourth Proportional to 125,719.44, 188,609.20 and 36,975.84

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Solution

The fourth proportional to 125,719.44, 188,609.20 and 36,975.84 is: 55,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,719.44 : 188,609.20 = 36,975.84 : x
  2. Step 2: Convert to fraction form
    125,719.44/188,609.20 = 36,975.84/x
  3. Step 3: Cross multiply
    125,719.44x = 188,609.20 × 36,975.84
  4. Step 4: Simplify right side
    125,719.44x = 6,973,983,601.73
  5. Step 5: Solve for x
    x = 6,973,983,601.73/125,719.44
  6. Step 6: Final answer
    x = 55,472.60

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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.