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Finding the Fourth Proportional to 45,885.48, 68,787.45 and 16,299.42

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Solution

The fourth proportional to 45,885.48, 68,787.45 and 16,299.42 is: 24,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,885.48 : 68,787.45 = 16,299.42 : x
  2. Step 2: Convert to fraction form
    45,885.48/68,787.45 = 16,299.42/x
  3. Step 3: Cross multiply
    45,885.48x = 68,787.45 × 16,299.42
  4. Step 4: Simplify right side
    45,885.48x = 1,121,195,538.28
  5. Step 5: Solve for x
    x = 1,121,195,538.28/45,885.48
  6. Step 6: Final answer
    x = 24,434.65

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1.5x scale

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.