Home / 86,104.34-129,157.82-32,799.27

Finding the Fourth Proportional to 86,104.34, 129,157.82 and 32,799.27

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Solution

The fourth proportional to 86,104.34, 129,157.82 and 32,799.27 is: 49,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,104.34 : 129,157.82 = 32,799.27 : x
  2. Step 2: Convert to fraction form
    86,104.34/129,157.82 = 32,799.27/x
  3. Step 3: Cross multiply
    86,104.34x = 129,157.82 × 32,799.27
  4. Step 4: Simplify right side
    86,104.34x = 4,236,282,777.13
  5. Step 5: Solve for x
    x = 4,236,282,777.13/86,104.34
  6. Step 6: Final answer
    x = 49,199.41

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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.