Home / 57,122.73-85,701.61-25,559.36

Finding the Fourth Proportional to 57,122.73, 85,701.61 and 25,559.36

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Solution

The fourth proportional to 57,122.73, 85,701.61 and 25,559.36 is: 38,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,122.73 : 85,701.61 = 25,559.36 : x
  2. Step 2: Convert to fraction form
    57,122.73/85,701.61 = 25,559.36/x
  3. Step 3: Cross multiply
    57,122.73x = 85,701.61 × 25,559.36
  4. Step 4: Simplify right side
    57,122.73x = 2,190,478,227.39
  5. Step 5: Solve for x
    x = 2,190,478,227.39/57,122.73
  6. Step 6: Final answer
    x = 38,346.88

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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.