Home / 151,245.90-226,890.45-51,410.70

Finding the Fourth Proportional to 151,245.90, 226,890.45 and 51,410.70

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Solution

The fourth proportional to 151,245.90, 226,890.45 and 51,410.70 is: 77,123.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,245.90 : 226,890.45 = 51,410.70 : x
  2. Step 2: Convert to fraction form
    151,245.90/226,890.45 = 51,410.70/x
  3. Step 3: Cross multiply
    151,245.90x = 226,890.45 × 51,410.70
  4. Step 4: Simplify right side
    151,245.90x = 11,664,596,857.82
  5. Step 5: Solve for x
    x = 11,664,596,857.82/151,245.90
  6. Step 6: Final answer
    x = 77,123.39

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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.