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Finding the Fourth Proportional to 79,155.58, 118,739.54 and 22,996.60

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Solution

The fourth proportional to 79,155.58, 118,739.54 and 22,996.60 is: 34,496.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,155.58 : 118,739.54 = 22,996.60 : x
  2. Step 2: Convert to fraction form
    79,155.58/118,739.54 = 22,996.60/x
  3. Step 3: Cross multiply
    79,155.58x = 118,739.54 × 22,996.60
  4. Step 4: Simplify right side
    79,155.58x = 2,730,605,705.56
  5. Step 5: Solve for x
    x = 2,730,605,705.56/79,155.58
  6. Step 6: Final answer
    x = 34,496.69

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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.