Home / 162,500.12-224,249.58-90,879.92

Finding the Fourth Proportional to 162,500.12, 224,249.58 and 90,879.92

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Solution

The fourth proportional to 162,500.12, 224,249.58 and 90,879.92 is: 125,413.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,500.12 : 224,249.58 = 90,879.92 : x
  2. Step 2: Convert to fraction form
    162,500.12/224,249.58 = 90,879.92/x
  3. Step 3: Cross multiply
    162,500.12x = 224,249.58 × 90,879.92
  4. Step 4: Simplify right side
    162,500.12x = 20,379,783,890.43
  5. Step 5: Solve for x
    x = 20,379,783,890.43/162,500.12
  6. Step 6: Final answer
    x = 125,413.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.