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Finding the Fourth Proportional to 95,750.75, 143,578.01 and 55,782.92

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Solution

The fourth proportional to 95,750.75, 143,578.01 and 55,782.92 is: 83,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,750.75 : 143,578.01 = 55,782.92 : x
  2. Step 2: Convert to fraction form
    95,750.75/143,578.01 = 55,782.92/x
  3. Step 3: Cross multiply
    95,750.75x = 143,578.01 × 55,782.92
  4. Step 4: Simplify right side
    95,750.75x = 8,009,199,648.78
  5. Step 5: Solve for x
    x = 8,009,199,648.78/95,750.75
  6. Step 6: Final answer
    x = 83,646.34

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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.