Home / 54,068.29-81,110.21-16,631.51

Finding the Fourth Proportional to 54,068.29, 81,110.21 and 16,631.51

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Solution

The fourth proportional to 54,068.29, 81,110.21 and 16,631.51 is: 24,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,068.29 : 81,110.21 = 16,631.51 : x
  2. Step 2: Convert to fraction form
    54,068.29/81,110.21 = 16,631.51/x
  3. Step 3: Cross multiply
    54,068.29x = 81,110.21 × 16,631.51
  4. Step 4: Simplify right side
    54,068.29x = 1,348,984,780.01
  5. Step 5: Solve for x
    x = 1,348,984,780.01/54,068.29
  6. Step 6: Final answer
    x = 24,949.65

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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.