Home / 86,252.90-129,343.86-32,964.56

Finding the Fourth Proportional to 86,252.90, 129,343.86 and 32,964.56

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Solution

The fourth proportional to 86,252.90, 129,343.86 and 32,964.56 is: 49,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,252.90 : 129,343.86 = 32,964.56 : x
  2. Step 2: Convert to fraction form
    86,252.90/129,343.86 = 32,964.56/x
  3. Step 3: Cross multiply
    86,252.90x = 129,343.86 × 32,964.56
  4. Step 4: Simplify right side
    86,252.90x = 4,263,763,433.60
  5. Step 5: Solve for x
    x = 4,263,763,433.60/86,252.90
  6. Step 6: Final answer
    x = 49,433.28

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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.