Home / 54,605.21-81,898.70-15,166.31

Finding the Fourth Proportional to 54,605.21, 81,898.70 and 15,166.31

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Solution

The fourth proportional to 54,605.21, 81,898.70 and 15,166.31 is: 22,746.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,605.21 : 81,898.70 = 15,166.31 : x
  2. Step 2: Convert to fraction form
    54,605.21/81,898.70 = 15,166.31/x
  3. Step 3: Cross multiply
    54,605.21x = 81,898.70 × 15,166.31
  4. Step 4: Simplify right side
    54,605.21x = 1,242,100,587.47
  5. Step 5: Solve for x
    x = 1,242,100,587.47/54,605.21
  6. Step 6: Final answer
    x = 22,746.93

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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.