Home / 57,360.42-79,113.51-50,274.54

Finding the Fourth Proportional to 57,360.42, 79,113.51 and 50,274.54

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Solution

The fourth proportional to 57,360.42, 79,113.51 and 50,274.54 is: 69,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.42 : 79,113.51 = 50,274.54 : x
  2. Step 2: Convert to fraction form
    57,360.42/79,113.51 = 50,274.54/x
  3. Step 3: Cross multiply
    57,360.42x = 79,113.51 × 50,274.54
  4. Step 4: Simplify right side
    57,360.42x = 3,977,395,323.04
  5. Step 5: Solve for x
    x = 3,977,395,323.04/57,360.42
  6. Step 6: Final answer
    x = 69,340.41

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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.