Home / 95,380.12-143,085.24-28,811.98

Finding the Fourth Proportional to 95,380.12, 143,085.24 and 28,811.98

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Solution

The fourth proportional to 95,380.12, 143,085.24 and 28,811.98 is: 43,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,380.12 : 143,085.24 = 28,811.98 : x
  2. Step 2: Convert to fraction form
    95,380.12/143,085.24 = 28,811.98/x
  3. Step 3: Cross multiply
    95,380.12x = 143,085.24 × 28,811.98
  4. Step 4: Simplify right side
    95,380.12x = 4,122,569,073.18
  5. Step 5: Solve for x
    x = 4,122,569,073.18/95,380.12
  6. Step 6: Final answer
    x = 43,222.52

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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.