Home / 52,145.91-77,548.07-50,485.14

Finding the Fourth Proportional to 52,145.91, 77,548.07 and 50,485.14

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Solution

The fourth proportional to 52,145.91, 77,548.07 and 50,485.14 is: 75,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,145.91 : 77,548.07 = 50,485.14 : x
  2. Step 2: Convert to fraction form
    52,145.91/77,548.07 = 50,485.14/x
  3. Step 3: Cross multiply
    52,145.91x = 77,548.07 × 50,485.14
  4. Step 4: Simplify right side
    52,145.91x = 3,915,024,918.25
  5. Step 5: Solve for x
    x = 3,915,024,918.25/52,145.91
  6. Step 6: Final answer
    x = 75,078.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.