Home / 84,253.48-126,379.86-34,322.44

Finding the Fourth Proportional to 84,253.48, 126,379.86 and 34,322.44

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Solution

The fourth proportional to 84,253.48, 126,379.86 and 34,322.44 is: 51,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,253.48 : 126,379.86 = 34,322.44 : x
  2. Step 2: Convert to fraction form
    84,253.48/126,379.86 = 34,322.44/x
  3. Step 3: Cross multiply
    84,253.48x = 126,379.86 × 34,322.44
  4. Step 4: Simplify right side
    84,253.48x = 4,337,665,162.06
  5. Step 5: Solve for x
    x = 4,337,665,162.06/84,253.48
  6. Step 6: Final answer
    x = 51,483.51

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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.