Home / 76,149.28-114,236.16-26,217.10

Finding the Fourth Proportional to 76,149.28, 114,236.16 and 26,217.10

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Solution

The fourth proportional to 76,149.28, 114,236.16 and 26,217.10 is: 39,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,149.28 : 114,236.16 = 26,217.10 : x
  2. Step 2: Convert to fraction form
    76,149.28/114,236.16 = 26,217.10/x
  3. Step 3: Cross multiply
    76,149.28x = 114,236.16 × 26,217.10
  4. Step 4: Simplify right side
    76,149.28x = 2,994,940,830.34
  5. Step 5: Solve for x
    x = 2,994,940,830.34/76,149.28
  6. Step 6: Final answer
    x = 39,329.86

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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.