Home / 95,983.79-143,859.04-42,650.15

Finding the Fourth Proportional to 95,983.79, 143,859.04 and 42,650.15

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Solution

The fourth proportional to 95,983.79, 143,859.04 and 42,650.15 is: 63,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,983.79 : 143,859.04 = 42,650.15 : x
  2. Step 2: Convert to fraction form
    95,983.79/143,859.04 = 42,650.15/x
  3. Step 3: Cross multiply
    95,983.79x = 143,859.04 × 42,650.15
  4. Step 4: Simplify right side
    95,983.79x = 6,135,608,808.94
  5. Step 5: Solve for x
    x = 6,135,608,808.94/95,983.79
  6. Step 6: Final answer
    x = 63,923.39

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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.