Home / 86,059.32-129,069.46-32,732.20

Finding the Fourth Proportional to 86,059.32, 129,069.46 and 32,732.20

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Solution

The fourth proportional to 86,059.32, 129,069.46 and 32,732.20 is: 49,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,059.32 : 129,069.46 = 32,732.20 : x
  2. Step 2: Convert to fraction form
    86,059.32/129,069.46 = 32,732.20/x
  3. Step 3: Cross multiply
    86,059.32x = 129,069.46 × 32,732.20
  4. Step 4: Simplify right side
    86,059.32x = 4,224,727,378.61
  5. Step 5: Solve for x
    x = 4,224,727,378.61/86,059.32
  6. Step 6: Final answer
    x = 49,090.88

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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.