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Finding the Fourth Proportional to 168,955.26, 253,760.94 and 124,406.10

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Solution

The fourth proportional to 168,955.26, 253,760.94 and 124,406.10 is: 186,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,955.26 : 253,760.94 = 124,406.10 : x
  2. Step 2: Convert to fraction form
    168,955.26/253,760.94 = 124,406.10/x
  3. Step 3: Cross multiply
    168,955.26x = 253,760.94 × 124,406.10
  4. Step 4: Simplify right side
    168,955.26x = 31,569,408,877.73
  5. Step 5: Solve for x
    x = 31,569,408,877.73/168,955.26
  6. Step 6: Final answer
    x = 186,850.70

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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.