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Finding the Fourth Proportional to 111,846.60, 156,792.60 and 111,846.60

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Solution

The fourth proportional to 111,846.60, 156,792.60 and 111,846.60 is: 156,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,846.60 : 156,792.60 = 111,846.60 : x
  2. Step 2: Convert to fraction form
    111,846.60/156,792.60 = 111,846.60/x
  3. Step 3: Cross multiply
    111,846.60x = 156,792.60 × 111,846.60
  4. Step 4: Simplify right side
    111,846.60x = 17,536,719,215.16
  5. Step 5: Solve for x
    x = 17,536,719,215.16/111,846.60
  6. Step 6: Final answer
    x = 156,792.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.