Home / 76,544.13-114,835.61-54,098.98

Finding the Fourth Proportional to 76,544.13, 114,835.61 and 54,098.98

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Solution

The fourth proportional to 76,544.13, 114,835.61 and 54,098.98 is: 81,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,544.13 : 114,835.61 = 54,098.98 : x
  2. Step 2: Convert to fraction form
    76,544.13/114,835.61 = 54,098.98/x
  3. Step 3: Cross multiply
    76,544.13x = 114,835.61 × 54,098.98
  4. Step 4: Simplify right side
    76,544.13x = 6,212,489,216.84
  5. Step 5: Solve for x
    x = 6,212,489,216.84/76,544.13
  6. Step 6: Final answer
    x = 81,162.19

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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.