Home / 181,758.60-272,624.94-57,135.24

Finding the Fourth Proportional to 181,758.60, 272,624.94 and 57,135.24

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Solution

The fourth proportional to 181,758.60, 272,624.94 and 57,135.24 is: 85,698.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,758.60 : 272,624.94 = 57,135.24 : x
  2. Step 2: Convert to fraction form
    181,758.60/272,624.94 = 57,135.24/x
  3. Step 3: Cross multiply
    181,758.60x = 272,624.94 × 57,135.24
  4. Step 4: Simplify right side
    181,758.60x = 15,576,491,376.89
  5. Step 5: Solve for x
    x = 15,576,491,376.89/181,758.60
  6. Step 6: Final answer
    x = 85,698.79

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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.