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Finding the Fourth Proportional to 282,098.40, 422,877.90 and 104,557.80

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Solution

The fourth proportional to 282,098.40, 422,877.90 and 104,557.80 is: 156,736.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,098.40 : 422,877.90 = 104,557.80 : x
  2. Step 2: Convert to fraction form
    282,098.40/422,877.90 = 104,557.80/x
  3. Step 3: Cross multiply
    282,098.40x = 422,877.90 × 104,557.80
  4. Step 4: Simplify right side
    282,098.40x = 44,215,182,892.62
  5. Step 5: Solve for x
    x = 44,215,182,892.62/282,098.40
  6. Step 6: Final answer
    x = 156,736.74

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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.