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Finding the Fourth Proportional to 73,308.52, 109,901.22 and 51,056.20

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Solution

The fourth proportional to 73,308.52, 109,901.22 and 51,056.20 is: 76,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,308.52 : 109,901.22 = 51,056.20 : x
  2. Step 2: Convert to fraction form
    73,308.52/109,901.22 = 51,056.20/x
  3. Step 3: Cross multiply
    73,308.52x = 109,901.22 × 51,056.20
  4. Step 4: Simplify right side
    73,308.52x = 5,611,138,668.56
  5. Step 5: Solve for x
    x = 5,611,138,668.56/73,308.52
  6. Step 6: Final answer
    x = 76,541.43

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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.