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Finding the Fourth Proportional to 76,414.99, 114,473.37 and 50,039.77

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Solution

The fourth proportional to 76,414.99, 114,473.37 and 50,039.77 is: 74,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,414.99 : 114,473.37 = 50,039.77 : x
  2. Step 2: Convert to fraction form
    76,414.99/114,473.37 = 50,039.77/x
  3. Step 3: Cross multiply
    76,414.99x = 114,473.37 × 50,039.77
  4. Step 4: Simplify right side
    76,414.99x = 5,728,220,819.74
  5. Step 5: Solve for x
    x = 5,728,220,819.74/76,414.99
  6. Step 6: Final answer
    x = 74,962.01

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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.