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Finding the Fourth Proportional to 73,383.40, 110,021.30 and 23,434.71

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Solution

The fourth proportional to 73,383.40, 110,021.30 and 23,434.71 is: 35,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,383.40 : 110,021.30 = 23,434.71 : x
  2. Step 2: Convert to fraction form
    73,383.40/110,021.30 = 23,434.71/x
  3. Step 3: Cross multiply
    73,383.40x = 110,021.30 × 23,434.71
  4. Step 4: Simplify right side
    73,383.40x = 2,578,317,259.32
  5. Step 5: Solve for x
    x = 2,578,317,259.32/73,383.40
  6. Step 6: Final answer
    x = 35,134.88

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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.