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Finding the Fourth Proportional to 104,656.26, 156,984.42 and 30,784.26

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Solution

The fourth proportional to 104,656.26, 156,984.42 and 30,784.26 is: 46,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,656.26 : 156,984.42 = 30,784.26 : x
  2. Step 2: Convert to fraction form
    104,656.26/156,984.42 = 30,784.26/x
  3. Step 3: Cross multiply
    104,656.26x = 156,984.42 × 30,784.26
  4. Step 4: Simplify right side
    104,656.26x = 4,832,649,201.23
  5. Step 5: Solve for x
    x = 4,832,649,201.23/104,656.26
  6. Step 6: Final answer
    x = 46,176.40

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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.