Home / 51,545.08-71,133.96-49,183.12

Finding the Fourth Proportional to 51,545.08, 71,133.96 and 49,183.12

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Solution

The fourth proportional to 51,545.08, 71,133.96 and 49,183.12 is: 67,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545.08 : 71,133.96 = 49,183.12 : x
  2. Step 2: Convert to fraction form
    51,545.08/71,133.96 = 49,183.12/x
  3. Step 3: Cross multiply
    51,545.08x = 71,133.96 × 49,183.12
  4. Step 4: Simplify right side
    51,545.08x = 3,498,590,090.76
  5. Step 5: Solve for x
    x = 3,498,590,090.76/51,545.08
  6. Step 6: Final answer
    x = 67,874.38

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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.