Home / 76,402.55-114,676.77-46,878.05

Finding the Fourth Proportional to 76,402.55, 114,676.77 and 46,878.05

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Solution

The fourth proportional to 76,402.55, 114,676.77 and 46,878.05 is: 70,361.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,402.55 : 114,676.77 = 46,878.05 : x
  2. Step 2: Convert to fraction form
    76,402.55/114,676.77 = 46,878.05/x
  3. Step 3: Cross multiply
    76,402.55x = 114,676.77 × 46,878.05
  4. Step 4: Simplify right side
    76,402.55x = 5,375,823,357.90
  5. Step 5: Solve for x
    x = 5,375,823,357.90/76,402.55
  6. Step 6: Final answer
    x = 70,361.83

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1.5x scale

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.