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Finding the Fourth Proportional to 73,200.23, 109,715.59 and 33,674.39

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Solution

The fourth proportional to 73,200.23, 109,715.59 and 33,674.39 is: 50,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,200.23 : 109,715.59 = 33,674.39 : x
  2. Step 2: Convert to fraction form
    73,200.23/109,715.59 = 33,674.39/x
  3. Step 3: Cross multiply
    73,200.23x = 109,715.59 × 33,674.39
  4. Step 4: Simplify right side
    73,200.23x = 3,694,605,566.74
  5. Step 5: Solve for x
    x = 3,694,605,566.74/73,200.23
  6. Step 6: Final answer
    x = 50,472.60

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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.