Home / 134,764.75-202,156.85-51,658.75

Finding the Fourth Proportional to 134,764.75, 202,156.85 and 51,658.75

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Solution

The fourth proportional to 134,764.75, 202,156.85 and 51,658.75 is: 77,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,764.75 : 202,156.85 = 51,658.75 : x
  2. Step 2: Convert to fraction form
    134,764.75/202,156.85 = 51,658.75/x
  3. Step 3: Cross multiply
    134,764.75x = 202,156.85 × 51,658.75
  4. Step 4: Simplify right side
    134,764.75x = 10,443,170,174.94
  5. Step 5: Solve for x
    x = 10,443,170,174.94/134,764.75
  6. Step 6: Final answer
    x = 77,491.85

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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.