Home / 94,157.28-129,936.96-51,715.44

Finding the Fourth Proportional to 94,157.28, 129,936.96 and 51,715.44

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Solution

The fourth proportional to 94,157.28, 129,936.96 and 51,715.44 is: 71,367.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,157.28 : 129,936.96 = 51,715.44 : x
  2. Step 2: Convert to fraction form
    94,157.28/129,936.96 = 51,715.44/x
  3. Step 3: Cross multiply
    94,157.28x = 129,936.96 × 51,715.44
  4. Step 4: Simplify right side
    94,157.28x = 6,719,747,058.66
  5. Step 5: Solve for x
    x = 6,719,747,058.66/94,157.28
  6. Step 6: Final answer
    x = 71,367.26

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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.