Home / 54,655.51-81,914.18-29,291.98

Finding the Fourth Proportional to 54,655.51, 81,914.18 and 29,291.98

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Solution

The fourth proportional to 54,655.51, 81,914.18 and 29,291.98 is: 43,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,655.51 : 81,914.18 = 29,291.98 : x
  2. Step 2: Convert to fraction form
    54,655.51/81,914.18 = 29,291.98/x
  3. Step 3: Cross multiply
    54,655.51x = 81,914.18 × 29,291.98
  4. Step 4: Simplify right side
    54,655.51x = 2,399,428,375.82
  5. Step 5: Solve for x
    x = 2,399,428,375.82/54,655.51
  6. Step 6: Final answer
    x = 43,900.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.