Home / 118,895.96-178,416.39-47,805.26

Finding the Fourth Proportional to 118,895.96, 178,416.39 and 47,805.26

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Solution

The fourth proportional to 118,895.96, 178,416.39 and 47,805.26 is: 71,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,895.96 : 178,416.39 = 47,805.26 : x
  2. Step 2: Convert to fraction form
    118,895.96/178,416.39 = 47,805.26/x
  3. Step 3: Cross multiply
    118,895.96x = 178,416.39 × 47,805.26
  4. Step 4: Simplify right side
    118,895.96x = 8,529,241,912.21
  5. Step 5: Solve for x
    x = 8,529,241,912.21/118,895.96
  6. Step 6: Final answer
    x = 71,737.02

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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.