Home / 82,833.68-114,315.28-62,379.14

Finding the Fourth Proportional to 82,833.68, 114,315.28 and 62,379.14

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Solution

The fourth proportional to 82,833.68, 114,315.28 and 62,379.14 is: 86,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,833.68 : 114,315.28 = 62,379.14 : x
  2. Step 2: Convert to fraction form
    82,833.68/114,315.28 = 62,379.14/x
  3. Step 3: Cross multiply
    82,833.68x = 114,315.28 × 62,379.14
  4. Step 4: Simplify right side
    82,833.68x = 7,130,888,855.26
  5. Step 5: Solve for x
    x = 7,130,888,855.26/82,833.68
  6. Step 6: Final answer
    x = 86,086.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.