Home / 62,682.12-86,500.80-34,388.28

Finding the Fourth Proportional to 62,682.12, 86,500.80 and 34,388.28

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Solution

The fourth proportional to 62,682.12, 86,500.80 and 34,388.28 is: 47,455.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.12 : 86,500.80 = 34,388.28 : x
  2. Step 2: Convert to fraction form
    62,682.12/86,500.80 = 34,388.28/x
  3. Step 3: Cross multiply
    62,682.12x = 86,500.80 × 34,388.28
  4. Step 4: Simplify right side
    62,682.12x = 2,974,613,730.62
  5. Step 5: Solve for x
    x = 2,974,613,730.62/62,682.12
  6. Step 6: Final answer
    x = 47,455.54

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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.