Home / 54,159.48-81,180.90-51,676.44

Finding the Fourth Proportional to 54,159.48, 81,180.90 and 51,676.44

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Solution

The fourth proportional to 54,159.48, 81,180.90 and 51,676.44 is: 77,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,159.48 : 81,180.90 = 51,676.44 : x
  2. Step 2: Convert to fraction form
    54,159.48/81,180.90 = 51,676.44/x
  3. Step 3: Cross multiply
    54,159.48x = 81,180.90 × 51,676.44
  4. Step 4: Simplify right side
    54,159.48x = 4,195,139,908.00
  5. Step 5: Solve for x
    x = 4,195,139,908.00/54,159.48
  6. Step 6: Final answer
    x = 77,459.01

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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.