Home / 88,933.80-122,759.92-54,968.34

Finding the Fourth Proportional to 88,933.80, 122,759.92 and 54,968.34

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Solution

The fourth proportional to 88,933.80, 122,759.92 and 54,968.34 is: 75,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,933.80 : 122,759.92 = 54,968.34 : x
  2. Step 2: Convert to fraction form
    88,933.80/122,759.92 = 54,968.34/x
  3. Step 3: Cross multiply
    88,933.80x = 122,759.92 × 54,968.34
  4. Step 4: Simplify right side
    88,933.80x = 6,747,909,020.93
  5. Step 5: Solve for x
    x = 6,747,909,020.93/88,933.80
  6. Step 6: Final answer
    x = 75,875.64

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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.