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Finding the Fourth Proportional to 235,576.60, 325,104.26 and 134,994.04

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Solution

The fourth proportional to 235,576.60, 325,104.26 and 134,994.04 is: 186,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,576.60 : 325,104.26 = 134,994.04 : x
  2. Step 2: Convert to fraction form
    235,576.60/325,104.26 = 134,994.04/x
  3. Step 3: Cross multiply
    235,576.60x = 325,104.26 × 134,994.04
  4. Step 4: Simplify right side
    235,576.60x = 43,887,137,478.61
  5. Step 5: Solve for x
    x = 43,887,137,478.61/235,576.60
  6. Step 6: Final answer
    x = 186,296.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.