Home / 55,844.30-77,065.73-30,350.66

Finding the Fourth Proportional to 55,844.30, 77,065.73 and 30,350.66

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Solution

The fourth proportional to 55,844.30, 77,065.73 and 30,350.66 is: 41,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,844.30 : 77,065.73 = 30,350.66 : x
  2. Step 2: Convert to fraction form
    55,844.30/77,065.73 = 30,350.66/x
  3. Step 3: Cross multiply
    55,844.30x = 77,065.73 × 30,350.66
  4. Step 4: Simplify right side
    55,844.30x = 2,338,995,617.13
  5. Step 5: Solve for x
    x = 2,338,995,617.13/55,844.30
  6. Step 6: Final answer
    x = 41,884.24

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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.