Home / 54,879.06-75,729.18-32,218.98

Finding the Fourth Proportional to 54,879.06, 75,729.18 and 32,218.98

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Solution

The fourth proportional to 54,879.06, 75,729.18 and 32,218.98 is: 44,459.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,879.06 : 75,729.18 = 32,218.98 : x
  2. Step 2: Convert to fraction form
    54,879.06/75,729.18 = 32,218.98/x
  3. Step 3: Cross multiply
    54,879.06x = 75,729.18 × 32,218.98
  4. Step 4: Simplify right side
    54,879.06x = 2,439,916,935.84
  5. Step 5: Solve for x
    x = 2,439,916,935.84/54,879.06
  6. Step 6: Final answer
    x = 44,459.89

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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.