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Finding the Fourth Proportional to 73,041.39, 100,797.08 and 39,507.39

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Solution

The fourth proportional to 73,041.39, 100,797.08 and 39,507.39 is: 54,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,041.39 : 100,797.08 = 39,507.39 : x
  2. Step 2: Convert to fraction form
    73,041.39/100,797.08 = 39,507.39/x
  3. Step 3: Cross multiply
    73,041.39x = 100,797.08 × 39,507.39
  4. Step 4: Simplify right side
    73,041.39x = 3,982,229,352.88
  5. Step 5: Solve for x
    x = 3,982,229,352.88/73,041.39
  6. Step 6: Final answer
    x = 54,520.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.