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Finding the Fourth Proportional to 135,104.82, 186,347.94 and 94,827.58

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Solution

The fourth proportional to 135,104.82, 186,347.94 and 94,827.58 is: 130,794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,104.82 : 186,347.94 = 94,827.58 : x
  2. Step 2: Convert to fraction form
    135,104.82/186,347.94 = 94,827.58/x
  3. Step 3: Cross multiply
    135,104.82x = 186,347.94 × 94,827.58
  4. Step 4: Simplify right side
    135,104.82x = 17,670,924,188.19
  5. Step 5: Solve for x
    x = 17,670,924,188.19/135,104.82
  6. Step 6: Final answer
    x = 130,794.18

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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.