Home / 95,865.80-143,786.10-29,312.60

Finding the Fourth Proportional to 95,865.80, 143,786.10 and 29,312.60

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Solution

The fourth proportional to 95,865.80, 143,786.10 and 29,312.60 is: 43,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,865.80 : 143,786.10 = 29,312.60 : x
  2. Step 2: Convert to fraction form
    95,865.80/143,786.10 = 29,312.60/x
  3. Step 3: Cross multiply
    95,865.80x = 143,786.10 × 29,312.60
  4. Step 4: Simplify right side
    95,865.80x = 4,214,744,434.86
  5. Step 5: Solve for x
    x = 4,214,744,434.86/95,865.80
  6. Step 6: Final answer
    x = 43,965.05

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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.