Home / 57,434.28-79,228.90-43,262.44

Finding the Fourth Proportional to 57,434.28, 79,228.90 and 43,262.44

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Solution

The fourth proportional to 57,434.28, 79,228.90 and 43,262.44 is: 59,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,434.28 : 79,228.90 = 43,262.44 : x
  2. Step 2: Convert to fraction form
    57,434.28/79,228.90 = 43,262.44/x
  3. Step 3: Cross multiply
    57,434.28x = 79,228.90 × 43,262.44
  4. Step 4: Simplify right side
    57,434.28x = 3,427,635,532.52
  5. Step 5: Solve for x
    x = 3,427,635,532.52/57,434.28
  6. Step 6: Final answer
    x = 59,679.26

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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.