Home / 55,986.96-77,272.08-32,121.54

Finding the Fourth Proportional to 55,986.96, 77,272.08 and 32,121.54

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Solution

The fourth proportional to 55,986.96, 77,272.08 and 32,121.54 is: 44,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.96 : 77,272.08 = 32,121.54 : x
  2. Step 2: Convert to fraction form
    55,986.96/77,272.08 = 32,121.54/x
  3. Step 3: Cross multiply
    55,986.96x = 77,272.08 × 32,121.54
  4. Step 4: Simplify right side
    55,986.96x = 2,482,098,208.60
  5. Step 5: Solve for x
    x = 2,482,098,208.60/55,986.96
  6. Step 6: Final answer
    x = 44,333.51

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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.