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Finding the Fourth Proportional to 70,083.45, 105,141.92 and 23,336.73

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Solution

The fourth proportional to 70,083.45, 105,141.92 and 23,336.73 is: 35,010.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,083.45 : 105,141.92 = 23,336.73 : x
  2. Step 2: Convert to fraction form
    70,083.45/105,141.92 = 23,336.73/x
  3. Step 3: Cross multiply
    70,083.45x = 105,141.92 × 23,336.73
  4. Step 4: Simplify right side
    70,083.45x = 2,453,668,482.04
  5. Step 5: Solve for x
    x = 2,453,668,482.04/70,083.45
  6. Step 6: Final answer
    x = 35,010.67

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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.