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Finding the Fourth Proportional to 169,693.80, 254,103.30 and 134,701.80

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Solution

The fourth proportional to 169,693.80, 254,103.30 and 134,701.80 is: 201,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,693.80 : 254,103.30 = 134,701.80 : x
  2. Step 2: Convert to fraction form
    169,693.80/254,103.30 = 134,701.80/x
  3. Step 3: Cross multiply
    169,693.80x = 254,103.30 × 134,701.80
  4. Step 4: Simplify right side
    169,693.80x = 34,228,171,895.94
  5. Step 5: Solve for x
    x = 34,228,171,895.94/169,693.80
  6. Step 6: Final answer
    x = 201,705.49

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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.