Home / 54,355.73-81,559.67-28,060.47

Finding the Fourth Proportional to 54,355.73, 81,559.67 and 28,060.47

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Solution

The fourth proportional to 54,355.73, 81,559.67 and 28,060.47 is: 42,104.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,355.73 : 81,559.67 = 28,060.47 : x
  2. Step 2: Convert to fraction form
    54,355.73/81,559.67 = 28,060.47/x
  3. Step 3: Cross multiply
    54,355.73x = 81,559.67 × 28,060.47
  4. Step 4: Simplify right side
    54,355.73x = 2,288,602,532.94
  5. Step 5: Solve for x
    x = 2,288,602,532.94/54,355.73
  6. Step 6: Final answer
    x = 42,104.17

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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.