Home / 57,209.56-85,634.82-39,335.92

Finding the Fourth Proportional to 57,209.56, 85,634.82 and 39,335.92

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Solution

The fourth proportional to 57,209.56, 85,634.82 and 39,335.92 is: 58,880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,209.56 : 85,634.82 = 39,335.92 : x
  2. Step 2: Convert to fraction form
    57,209.56/85,634.82 = 39,335.92/x
  3. Step 3: Cross multiply
    57,209.56x = 85,634.82 × 39,335.92
  4. Step 4: Simplify right side
    57,209.56x = 3,368,524,428.73
  5. Step 5: Solve for x
    x = 3,368,524,428.73/57,209.56
  6. Step 6: Final answer
    x = 58,880.45

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1.5x scale

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.