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Finding the Fourth Proportional to 136,120.60, 204,093.40 and 65,004.76

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Solution

The fourth proportional to 136,120.60, 204,093.40 and 65,004.76 is: 97,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,120.60 : 204,093.40 = 65,004.76 : x
  2. Step 2: Convert to fraction form
    136,120.60/204,093.40 = 65,004.76/x
  3. Step 3: Cross multiply
    136,120.60x = 204,093.40 × 65,004.76
  4. Step 4: Simplify right side
    136,120.60x = 13,267,042,484.58
  5. Step 5: Solve for x
    x = 13,267,042,484.58/136,120.60
  6. Step 6: Final answer
    x = 97,465.35

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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.