Home / 63,456.49-87,558.86-36,220.14

Finding the Fourth Proportional to 63,456.49, 87,558.86 and 36,220.14

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Solution

The fourth proportional to 63,456.49, 87,558.86 and 36,220.14 is: 49,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.49 : 87,558.86 = 36,220.14 : x
  2. Step 2: Convert to fraction form
    63,456.49/87,558.86 = 36,220.14/x
  3. Step 3: Cross multiply
    63,456.49x = 87,558.86 × 36,220.14
  4. Step 4: Simplify right side
    63,456.49x = 3,171,393,986.34
  5. Step 5: Solve for x
    x = 3,171,393,986.34/63,456.49
  6. Step 6: Final answer
    x = 49,977.46

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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.