Home / 86,672.46-130,008.53-32,647.23

Finding the Fourth Proportional to 86,672.46, 130,008.53 and 32,647.23

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Solution

The fourth proportional to 86,672.46, 130,008.53 and 32,647.23 is: 48,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,672.46 : 130,008.53 = 32,647.23 : x
  2. Step 2: Convert to fraction form
    86,672.46/130,008.53 = 32,647.23/x
  3. Step 3: Cross multiply
    86,672.46x = 130,008.53 × 32,647.23
  4. Step 4: Simplify right side
    86,672.46x = 4,244,418,217.64
  5. Step 5: Solve for x
    x = 4,244,418,217.64/86,672.46
  6. Step 6: Final answer
    x = 48,970.78

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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.