Home / 54,065.51-81,098.27-39,367.95

Finding the Fourth Proportional to 54,065.51, 81,098.27 and 39,367.95

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Solution

The fourth proportional to 54,065.51, 81,098.27 and 39,367.95 is: 59,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,065.51 : 81,098.27 = 39,367.95 : x
  2. Step 2: Convert to fraction form
    54,065.51/81,098.27 = 39,367.95/x
  3. Step 3: Cross multiply
    54,065.51x = 81,098.27 × 39,367.95
  4. Step 4: Simplify right side
    54,065.51x = 3,192,672,441.61
  5. Step 5: Solve for x
    x = 3,192,672,441.61/54,065.51
  6. Step 6: Final answer
    x = 59,051.93

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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.