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Finding the Fourth Proportional to 79,784.01, 119,785.37 and 50,113.71

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Solution

The fourth proportional to 79,784.01, 119,785.37 and 50,113.71 is: 75,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,784.01 : 119,785.37 = 50,113.71 : x
  2. Step 2: Convert to fraction form
    79,784.01/119,785.37 = 50,113.71/x
  3. Step 3: Cross multiply
    79,784.01x = 119,785.37 × 50,113.71
  4. Step 4: Simplify right side
    79,784.01x = 6,002,889,043.85
  5. Step 5: Solve for x
    x = 6,002,889,043.85/79,784.01
  6. Step 6: Final answer
    x = 75,239.25

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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.