Home / 51,124.26-76,660.90-32,390.03

Finding the Fourth Proportional to 51,124.26, 76,660.90 and 32,390.03

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Solution

The fourth proportional to 51,124.26, 76,660.90 and 32,390.03 is: 48,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,124.26 : 76,660.90 = 32,390.03 : x
  2. Step 2: Convert to fraction form
    51,124.26/76,660.90 = 32,390.03/x
  3. Step 3: Cross multiply
    51,124.26x = 76,660.90 × 32,390.03
  4. Step 4: Simplify right side
    51,124.26x = 2,483,048,530.29
  5. Step 5: Solve for x
    x = 2,483,048,530.29/51,124.26
  6. Step 6: Final answer
    x = 48,568.89

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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.