Home / 135,126.92-202,694.50-46,379.16

Finding the Fourth Proportional to 135,126.92, 202,694.50 and 46,379.16

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Solution

The fourth proportional to 135,126.92, 202,694.50 and 46,379.16 is: 69,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,126.92 : 202,694.50 = 46,379.16 : x
  2. Step 2: Convert to fraction form
    135,126.92/202,694.50 = 46,379.16/x
  3. Step 3: Cross multiply
    135,126.92x = 202,694.50 × 46,379.16
  4. Step 4: Simplify right side
    135,126.92x = 9,400,800,646.62
  5. Step 5: Solve for x
    x = 9,400,800,646.62/135,126.92
  6. Step 6: Final answer
    x = 69,570.15

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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.