Home / 94,939.12-142,439.88-38,826.44

Finding the Fourth Proportional to 94,939.12, 142,439.88 and 38,826.44

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Solution

The fourth proportional to 94,939.12, 142,439.88 and 38,826.44 is: 58,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,939.12 : 142,439.88 = 38,826.44 : x
  2. Step 2: Convert to fraction form
    94,939.12/142,439.88 = 38,826.44/x
  3. Step 3: Cross multiply
    94,939.12x = 142,439.88 × 38,826.44
  4. Step 4: Simplify right side
    94,939.12x = 5,530,433,421.98
  5. Step 5: Solve for x
    x = 5,530,433,421.98/94,939.12
  6. Step 6: Final answer
    x = 58,252.42

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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.