Home / 54,185.60-81,277.86-14,742.38

Finding the Fourth Proportional to 54,185.60, 81,277.86 and 14,742.38

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Solution

The fourth proportional to 54,185.60, 81,277.86 and 14,742.38 is: 22,113.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.60 : 81,277.86 = 14,742.38 : x
  2. Step 2: Convert to fraction form
    54,185.60/81,277.86 = 14,742.38/x
  3. Step 3: Cross multiply
    54,185.60x = 81,277.86 × 14,742.38
  4. Step 4: Simplify right side
    54,185.60x = 1,198,229,097.71
  5. Step 5: Solve for x
    x = 1,198,229,097.71/54,185.60
  6. Step 6: Final answer
    x = 22,113.42

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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.