Home / 82,176.48-123,334.65-32,291.46

Finding the Fourth Proportional to 82,176.48, 123,334.65 and 32,291.46

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Solution

The fourth proportional to 82,176.48, 123,334.65 and 32,291.46 is: 48,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,176.48 : 123,334.65 = 32,291.46 : x
  2. Step 2: Convert to fraction form
    82,176.48/123,334.65 = 32,291.46/x
  3. Step 3: Cross multiply
    82,176.48x = 123,334.65 × 32,291.46
  4. Step 4: Simplify right side
    82,176.48x = 3,982,655,917.09
  5. Step 5: Solve for x
    x = 3,982,655,917.09/82,176.48
  6. Step 6: Final answer
    x = 48,464.67

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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.