Home / 95,860.30-143,790.45-53,869.90

Finding the Fourth Proportional to 95,860.30, 143,790.45 and 53,869.90

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Solution

The fourth proportional to 95,860.30, 143,790.45 and 53,869.90 is: 80,804.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,860.30 : 143,790.45 = 53,869.90 : x
  2. Step 2: Convert to fraction form
    95,860.30/143,790.45 = 53,869.90/x
  3. Step 3: Cross multiply
    95,860.30x = 143,790.45 × 53,869.90
  4. Step 4: Simplify right side
    95,860.30x = 7,745,977,162.46
  5. Step 5: Solve for x
    x = 7,745,977,162.46/95,860.30
  6. Step 6: Final answer
    x = 80,804.85

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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.