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Finding the Fourth Proportional to 73,102.34, 109,565.21 and 35,606.23

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Solution

The fourth proportional to 73,102.34, 109,565.21 and 35,606.23 is: 53,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102.34 : 109,565.21 = 35,606.23 : x
  2. Step 2: Convert to fraction form
    73,102.34/109,565.21 = 35,606.23/x
  3. Step 3: Cross multiply
    73,102.34x = 109,565.21 × 35,606.23
  4. Step 4: Simplify right side
    73,102.34x = 3,901,203,882.36
  5. Step 5: Solve for x
    x = 3,901,203,882.36/73,102.34
  6. Step 6: Final answer
    x = 53,366.33

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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.