Home / 95,379.12-143,083.74-28,810.98

Finding the Fourth Proportional to 95,379.12, 143,083.74 and 28,810.98

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Solution

The fourth proportional to 95,379.12, 143,083.74 and 28,810.98 is: 43,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,379.12 : 143,083.74 = 28,810.98 : x
  2. Step 2: Convert to fraction form
    95,379.12/143,083.74 = 28,810.98/x
  3. Step 3: Cross multiply
    95,379.12x = 143,083.74 × 28,810.98
  4. Step 4: Simplify right side
    95,379.12x = 4,122,382,771.47
  5. Step 5: Solve for x
    x = 4,122,382,771.47/95,379.12
  6. Step 6: Final answer
    x = 43,221.02

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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.