Home / 71,183.08-106,841.04-36,147.36

Finding the Fourth Proportional to 71,183.08, 106,841.04 and 36,147.36

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Solution

The fourth proportional to 71,183.08, 106,841.04 and 36,147.36 is: 54,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,183.08 : 106,841.04 = 36,147.36 : x
  2. Step 2: Convert to fraction form
    71,183.08/106,841.04 = 36,147.36/x
  3. Step 3: Cross multiply
    71,183.08x = 106,841.04 × 36,147.36
  4. Step 4: Simplify right side
    71,183.08x = 3,862,021,535.65
  5. Step 5: Solve for x
    x = 3,862,021,535.65/71,183.08
  6. Step 6: Final answer
    x = 54,254.77

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1.5x scale

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.