Home / 86,265.24-129,396.57-27,104.46

Finding the Fourth Proportional to 86,265.24, 129,396.57 and 27,104.46

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Solution

The fourth proportional to 86,265.24, 129,396.57 and 27,104.46 is: 40,656.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,265.24 : 129,396.57 = 27,104.46 : x
  2. Step 2: Convert to fraction form
    86,265.24/129,396.57 = 27,104.46/x
  3. Step 3: Cross multiply
    86,265.24x = 129,396.57 × 27,104.46
  4. Step 4: Simplify right side
    86,265.24x = 3,507,224,155.70
  5. Step 5: Solve for x
    x = 3,507,224,155.70/86,265.24
  6. Step 6: Final answer
    x = 40,656.28

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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.