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Finding the Fourth Proportional to 175,667.68, 263,508.82 and 51,008.68

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Solution

The fourth proportional to 175,667.68, 263,508.82 and 51,008.68 is: 76,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,667.68 : 263,508.82 = 51,008.68 : x
  2. Step 2: Convert to fraction form
    175,667.68/263,508.82 = 51,008.68/x
  3. Step 3: Cross multiply
    175,667.68x = 263,508.82 × 51,008.68
  4. Step 4: Simplify right side
    175,667.68x = 13,441,237,076.56
  5. Step 5: Solve for x
    x = 13,441,237,076.56/175,667.68
  6. Step 6: Final answer
    x = 76,515.14

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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.