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Finding the Fourth Proportional to 57,357.64, 79,182.32 and 35,859.33

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Solution

The fourth proportional to 57,357.64, 79,182.32 and 35,859.33 is: 49,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,357.64 : 79,182.32 = 35,859.33 : x
  2. Step 2: Convert to fraction form
    57,357.64/79,182.32 = 35,859.33/x
  3. Step 3: Cross multiply
    57,357.64x = 79,182.32 × 35,859.33
  4. Step 4: Simplify right side
    57,357.64x = 2,839,424,943.05
  5. Step 5: Solve for x
    x = 2,839,424,943.05/57,357.64
  6. Step 6: Final answer
    x = 49,503.87

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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.