Home / 84,302.82-126,345.21-63,076.32

Finding the Fourth Proportional to 84,302.82, 126,345.21 and 63,076.32

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Solution

The fourth proportional to 84,302.82, 126,345.21 and 63,076.32 is: 94,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,302.82 : 126,345.21 = 63,076.32 : x
  2. Step 2: Convert to fraction form
    84,302.82/126,345.21 = 63,076.32/x
  3. Step 3: Cross multiply
    84,302.82x = 126,345.21 × 63,076.32
  4. Step 4: Simplify right side
    84,302.82x = 7,969,390,896.43
  5. Step 5: Solve for x
    x = 7,969,390,896.43/84,302.82
  6. Step 6: Final answer
    x = 94,532.91

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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.