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Finding the Fourth Proportional to 193,492.73, 290,228.85 and 60,357.74

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Solution

The fourth proportional to 193,492.73, 290,228.85 and 60,357.74 is: 90,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,492.73 : 290,228.85 = 60,357.74 : x
  2. Step 2: Convert to fraction form
    193,492.73/290,228.85 = 60,357.74/x
  3. Step 3: Cross multiply
    193,492.73x = 290,228.85 × 60,357.74
  4. Step 4: Simplify right side
    193,492.73x = 17,517,557,480.44
  5. Step 5: Solve for x
    x = 17,517,557,480.44/193,492.73
  6. Step 6: Final answer
    x = 90,533.41

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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.