Home / 95,721.04-143,230.44-79,886.96

Finding the Fourth Proportional to 95,721.04, 143,230.44 and 79,886.96

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Solution

The fourth proportional to 95,721.04, 143,230.44 and 79,886.96 is: 119,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,721.04 : 143,230.44 = 79,886.96 : x
  2. Step 2: Convert to fraction form
    95,721.04/143,230.44 = 79,886.96/x
  3. Step 3: Cross multiply
    95,721.04x = 143,230.44 × 79,886.96
  4. Step 4: Simplify right side
    95,721.04x = 11,442,244,431.06
  5. Step 5: Solve for x
    x = 11,442,244,431.06/95,721.04
  6. Step 6: Final answer
    x = 119,537.40

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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.