Home / 55,744.02-76,921.62-33,079.11

Finding the Fourth Proportional to 55,744.02, 76,921.62 and 33,079.11

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Solution

The fourth proportional to 55,744.02, 76,921.62 and 33,079.11 is: 45,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,744.02 : 76,921.62 = 33,079.11 : x
  2. Step 2: Convert to fraction form
    55,744.02/76,921.62 = 33,079.11/x
  3. Step 3: Cross multiply
    55,744.02x = 76,921.62 × 33,079.11
  4. Step 4: Simplify right side
    55,744.02x = 2,544,498,729.36
  5. Step 5: Solve for x
    x = 2,544,498,729.36/55,744.02
  6. Step 6: Final answer
    x = 45,646.13

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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.