Home / 76,913.16-115,355.14-32,571.05

Finding the Fourth Proportional to 76,913.16, 115,355.14 and 32,571.05

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Solution

The fourth proportional to 76,913.16, 115,355.14 and 32,571.05 is: 48,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,913.16 : 115,355.14 = 32,571.05 : x
  2. Step 2: Convert to fraction form
    76,913.16/115,355.14 = 32,571.05/x
  3. Step 3: Cross multiply
    76,913.16x = 115,355.14 × 32,571.05
  4. Step 4: Simplify right side
    76,913.16x = 3,757,237,374.49
  5. Step 5: Solve for x
    x = 3,757,237,374.49/76,913.16
  6. Step 6: Final answer
    x = 48,850.38

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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.