Home / 96,676.43-145,021.55-40,459.95

Finding the Fourth Proportional to 96,676.43, 145,021.55 and 40,459.95

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Solution

The fourth proportional to 96,676.43, 145,021.55 and 40,459.95 is: 60,692.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,676.43 : 145,021.55 = 40,459.95 : x
  2. Step 2: Convert to fraction form
    96,676.43/145,021.55 = 40,459.95/x
  3. Step 3: Cross multiply
    96,676.43x = 145,021.55 × 40,459.95
  4. Step 4: Simplify right side
    96,676.43x = 5,867,564,459.62
  5. Step 5: Solve for x
    x = 5,867,564,459.62/96,676.43
  6. Step 6: Final answer
    x = 60,692.82

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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.