Home / 151,321.78-226,984.50-51,484.02

Finding the Fourth Proportional to 151,321.78, 226,984.50 and 51,484.02

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Solution

The fourth proportional to 151,321.78, 226,984.50 and 51,484.02 is: 77,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,321.78 : 226,984.50 = 51,484.02 : x
  2. Step 2: Convert to fraction form
    151,321.78/226,984.50 = 51,484.02/x
  3. Step 3: Cross multiply
    151,321.78x = 226,984.50 × 51,484.02
  4. Step 4: Simplify right side
    151,321.78x = 11,686,074,537.69
  5. Step 5: Solve for x
    x = 11,686,074,537.69/151,321.78
  6. Step 6: Final answer
    x = 77,226.65

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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.