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Finding the Fourth Proportional to 95,759.88, 143,289.90 and 56,335.56

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Solution

The fourth proportional to 95,759.88, 143,289.90 and 56,335.56 is: 84,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,759.88 : 143,289.90 = 56,335.56 : x
  2. Step 2: Convert to fraction form
    95,759.88/143,289.90 = 56,335.56/x
  3. Step 3: Cross multiply
    95,759.88x = 143,289.90 × 56,335.56
  4. Step 4: Simplify right side
    95,759.88x = 8,072,316,758.84
  5. Step 5: Solve for x
    x = 8,072,316,758.84/95,759.88
  6. Step 6: Final answer
    x = 84,297.48

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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.