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Finding the Fourth Proportional to 124,270.60, 168,027.75 and 124,270.60

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Solution

The fourth proportional to 124,270.60, 168,027.75 and 124,270.60 is: 168,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,270.60 : 168,027.75 = 124,270.60 : x
  2. Step 2: Convert to fraction form
    124,270.60/168,027.75 = 124,270.60/x
  3. Step 3: Cross multiply
    124,270.60x = 168,027.75 × 124,270.60
  4. Step 4: Simplify right side
    124,270.60x = 20,880,909,309.15
  5. Step 5: Solve for x
    x = 20,880,909,309.15/124,270.60
  6. Step 6: Final answer
    x = 168,027.75

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.