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Finding the Fourth Proportional to 73,103.17, 109,654.76 and 17,699.17

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Solution

The fourth proportional to 73,103.17, 109,654.76 and 17,699.17 is: 26,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103.17 : 109,654.76 = 17,699.17 : x
  2. Step 2: Convert to fraction form
    73,103.17/109,654.76 = 17,699.17/x
  3. Step 3: Cross multiply
    73,103.17x = 109,654.76 × 17,699.17
  4. Step 4: Simplify right side
    73,103.17x = 1,940,798,150.05
  5. Step 5: Solve for x
    x = 1,940,798,150.05/73,103.17
  6. Step 6: Final answer
    x = 26,548.76

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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.