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Finding the Fourth Proportional to 57,952.74, 79,987.23 and 35,299.20

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Solution

The fourth proportional to 57,952.74, 79,987.23 and 35,299.20 is: 48,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,952.74 : 79,987.23 = 35,299.20 : x
  2. Step 2: Convert to fraction form
    57,952.74/79,987.23 = 35,299.20/x
  3. Step 3: Cross multiply
    57,952.74x = 79,987.23 × 35,299.20
  4. Step 4: Simplify right side
    57,952.74x = 2,823,485,229.22
  5. Step 5: Solve for x
    x = 2,823,485,229.22/57,952.74
  6. Step 6: Final answer
    x = 48,720.48

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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.