Home / 80,666.24-111,319.50-44,855.48

Finding the Fourth Proportional to 80,666.24, 111,319.50 and 44,855.48

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Solution

The fourth proportional to 80,666.24, 111,319.50 and 44,855.48 is: 61,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,666.24 : 111,319.50 = 44,855.48 : x
  2. Step 2: Convert to fraction form
    80,666.24/111,319.50 = 44,855.48/x
  3. Step 3: Cross multiply
    80,666.24x = 111,319.50 × 44,855.48
  4. Step 4: Simplify right side
    80,666.24x = 4,993,289,605.86
  5. Step 5: Solve for x
    x = 4,993,289,605.86/80,666.24
  6. Step 6: Final answer
    x = 61,900.61

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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.