Home / 82,455.04-113,790.49-46,644.33

Finding the Fourth Proportional to 82,455.04, 113,790.49 and 46,644.33

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Solution

The fourth proportional to 82,455.04, 113,790.49 and 46,644.33 is: 64,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,455.04 : 113,790.49 = 46,644.33 : x
  2. Step 2: Convert to fraction form
    82,455.04/113,790.49 = 46,644.33/x
  3. Step 3: Cross multiply
    82,455.04x = 113,790.49 × 46,644.33
  4. Step 4: Simplify right side
    82,455.04x = 5,307,681,166.42
  5. Step 5: Solve for x
    x = 5,307,681,166.42/82,455.04
  6. Step 6: Final answer
    x = 64,370.61

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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.