Home / 104,286.72-156,411.84-48,124.16

Finding the Fourth Proportional to 104,286.72, 156,411.84 and 48,124.16

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Solution

The fourth proportional to 104,286.72, 156,411.84 and 48,124.16 is: 72,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,286.72 : 156,411.84 = 48,124.16 : x
  2. Step 2: Convert to fraction form
    104,286.72/156,411.84 = 48,124.16/x
  3. Step 3: Cross multiply
    104,286.72x = 156,411.84 × 48,124.16
  4. Step 4: Simplify right side
    104,286.72x = 7,527,188,414.05
  5. Step 5: Solve for x
    x = 7,527,188,414.05/104,286.72
  6. Step 6: Final answer
    x = 72,177.82

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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.