Home / 76,432.09-114,692.78-32,055.12

Finding the Fourth Proportional to 76,432.09, 114,692.78 and 32,055.12

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Solution

The fourth proportional to 76,432.09, 114,692.78 and 32,055.12 is: 48,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432.09 : 114,692.78 = 32,055.12 : x
  2. Step 2: Convert to fraction form
    76,432.09/114,692.78 = 32,055.12/x
  3. Step 3: Cross multiply
    76,432.09x = 114,692.78 × 32,055.12
  4. Step 4: Simplify right side
    76,432.09x = 3,676,491,336.27
  5. Step 5: Solve for x
    x = 3,676,491,336.27/76,432.09
  6. Step 6: Final answer
    x = 48,101.41

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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.