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Finding the Fourth Proportional to 169,662.56, 254,253.36 and 124,938.32

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Solution

The fourth proportional to 169,662.56, 254,253.36 and 124,938.32 is: 187,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,662.56 : 254,253.36 = 124,938.32 : x
  2. Step 2: Convert to fraction form
    169,662.56/254,253.36 = 124,938.32/x
  3. Step 3: Cross multiply
    169,662.56x = 254,253.36 × 124,938.32
  4. Step 4: Simplify right side
    169,662.56x = 31,765,987,652.76
  5. Step 5: Solve for x
    x = 31,765,987,652.76/169,662.56
  6. Step 6: Final answer
    x = 187,230.39

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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.