Home / 57,150.36-79,017.92-50,056.38

Finding the Fourth Proportional to 57,150.36, 79,017.92 and 50,056.38

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Solution

The fourth proportional to 57,150.36, 79,017.92 and 50,056.38 is: 69,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,150.36 : 79,017.92 = 50,056.38 : x
  2. Step 2: Convert to fraction form
    57,150.36/79,017.92 = 50,056.38/x
  3. Step 3: Cross multiply
    57,150.36x = 79,017.92 × 50,056.38
  4. Step 4: Simplify right side
    57,150.36x = 3,955,351,155.47
  5. Step 5: Solve for x
    x = 3,955,351,155.47/57,150.36
  6. Step 6: Final answer
    x = 69,209.56

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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.