Home / 55,155.90-82,687.14-25,159.44

Finding the Fourth Proportional to 55,155.90, 82,687.14 and 25,159.44

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Solution

The fourth proportional to 55,155.90, 82,687.14 and 25,159.44 is: 37,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,155.90 : 82,687.14 = 25,159.44 : x
  2. Step 2: Convert to fraction form
    55,155.90/82,687.14 = 25,159.44/x
  3. Step 3: Cross multiply
    55,155.90x = 82,687.14 × 25,159.44
  4. Step 4: Simplify right side
    55,155.90x = 2,080,362,137.60
  5. Step 5: Solve for x
    x = 2,080,362,137.60/55,155.90
  6. Step 6: Final answer
    x = 37,717.85

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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.