Home / 208,373.92-312,562.43-58,629.35

Finding the Fourth Proportional to 208,373.92, 312,562.43 and 58,629.35

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Solution

The fourth proportional to 208,373.92, 312,562.43 and 58,629.35 is: 87,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,373.92 : 312,562.43 = 58,629.35 : x
  2. Step 2: Convert to fraction form
    208,373.92/312,562.43 = 58,629.35/x
  3. Step 3: Cross multiply
    208,373.92x = 312,562.43 × 58,629.35
  4. Step 4: Simplify right side
    208,373.92x = 18,325,332,813.44
  5. Step 5: Solve for x
    x = 18,325,332,813.44/208,373.92
  6. Step 6: Final answer
    x = 87,944.47

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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.