Home / 55,203.30-76,180.77-30,052.80

Finding the Fourth Proportional to 55,203.30, 76,180.77 and 30,052.80

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Solution

The fourth proportional to 55,203.30, 76,180.77 and 30,052.80 is: 41,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,203.30 : 76,180.77 = 30,052.80 : x
  2. Step 2: Convert to fraction form
    55,203.30/76,180.77 = 30,052.80/x
  3. Step 3: Cross multiply
    55,203.30x = 76,180.77 × 30,052.80
  4. Step 4: Simplify right side
    55,203.30x = 2,289,445,444.66
  5. Step 5: Solve for x
    x = 2,289,445,444.66/55,203.30
  6. Step 6: Final answer
    x = 41,472.98

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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.