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Finding the Fourth Proportional to 134,414.90, 201,687.15 and 94,886.90

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Solution

The fourth proportional to 134,414.90, 201,687.15 and 94,886.90 is: 142,376.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,414.90 : 201,687.15 = 94,886.90 : x
  2. Step 2: Convert to fraction form
    134,414.90/201,687.15 = 94,886.90/x
  3. Step 3: Cross multiply
    134,414.90x = 201,687.15 × 94,886.90
  4. Step 4: Simplify right side
    134,414.90x = 19,137,468,433.34
  5. Step 5: Solve for x
    x = 19,137,468,433.34/134,414.90
  6. Step 6: Final answer
    x = 142,376.09

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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.