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Finding the Fourth Proportional to 491,081.04, 736,619.36 and 136,094

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Solution

The fourth proportional to 491,081.04, 736,619.36 and 136,094 is: 204,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,081.04 : 736,619.36 = 136,094 : x
  2. Step 2: Convert to fraction form
    491,081.04/736,619.36 = 136,094/x
  3. Step 3: Cross multiply
    491,081.04x = 736,619.36 × 136,094
  4. Step 4: Simplify right side
    491,081.04x = 100,249,475,179.84
  5. Step 5: Solve for x
    x = 100,249,475,179.84/491,081.04
  6. Step 6: Final answer
    x = 204,140.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.