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Finding the Fourth Proportional to 46,747.60, 70,146.91 and 27,064.60

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Solution

The fourth proportional to 46,747.60, 70,146.91 and 27,064.60 is: 40,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,747.60 : 70,146.91 = 27,064.60 : x
  2. Step 2: Convert to fraction form
    46,747.60/70,146.91 = 27,064.60/x
  3. Step 3: Cross multiply
    46,747.60x = 70,146.91 × 27,064.60
  4. Step 4: Simplify right side
    46,747.60x = 1,898,497,918.85
  5. Step 5: Solve for x
    x = 1,898,497,918.85/46,747.60
  6. Step 6: Final answer
    x = 40,611.67

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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.