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Finding the Fourth Proportional to 170,135.60, 234,784.82 and 94,684.10

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Solution

The fourth proportional to 170,135.60, 234,784.82 and 94,684.10 is: 130,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,135.60 : 234,784.82 = 94,684.10 : x
  2. Step 2: Convert to fraction form
    170,135.60/234,784.82 = 94,684.10/x
  3. Step 3: Cross multiply
    170,135.60x = 234,784.82 × 94,684.10
  4. Step 4: Simplify right side
    170,135.60x = 22,230,389,375.36
  5. Step 5: Solve for x
    x = 22,230,389,375.36/170,135.60
  6. Step 6: Final answer
    x = 130,662.77

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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.