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Finding the Fourth Proportional to 73,047.62, 109,607.88 and 33,632.42

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Solution

The fourth proportional to 73,047.62, 109,607.88 and 33,632.42 is: 50,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,047.62 : 109,607.88 = 33,632.42 : x
  2. Step 2: Convert to fraction form
    73,047.62/109,607.88 = 33,632.42/x
  3. Step 3: Cross multiply
    73,047.62x = 109,607.88 × 33,632.42
  4. Step 4: Simplify right side
    73,047.62x = 3,686,377,833.55
  5. Step 5: Solve for x
    x = 3,686,377,833.55/73,047.62
  6. Step 6: Final answer
    x = 50,465.40

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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.