Home / 75,680.32-113,516.25-23,085.67

Finding the Fourth Proportional to 75,680.32, 113,516.25 and 23,085.67

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Solution

The fourth proportional to 75,680.32, 113,516.25 and 23,085.67 is: 34,627.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.32 : 113,516.25 = 23,085.67 : x
  2. Step 2: Convert to fraction form
    75,680.32/113,516.25 = 23,085.67/x
  3. Step 3: Cross multiply
    75,680.32x = 113,516.25 × 23,085.67
  4. Step 4: Simplify right side
    75,680.32x = 2,620,598,687.14
  5. Step 5: Solve for x
    x = 2,620,598,687.14/75,680.32
  6. Step 6: Final answer
    x = 34,627.21

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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.