Home / 140,370.27-210,492.88-40,506.73

Finding the Fourth Proportional to 140,370.27, 210,492.88 and 40,506.73

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Solution

The fourth proportional to 140,370.27, 210,492.88 and 40,506.73 is: 60,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,370.27 : 210,492.88 = 40,506.73 : x
  2. Step 2: Convert to fraction form
    140,370.27/210,492.88 = 40,506.73/x
  3. Step 3: Cross multiply
    140,370.27x = 210,492.88 × 40,506.73
  4. Step 4: Simplify right side
    140,370.27x = 8,526,378,813.61
  5. Step 5: Solve for x
    x = 8,526,378,813.61/140,370.27
  6. Step 6: Final answer
    x = 60,742.06

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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.