Home / 151,239.24-226,999.19-76,411.94

Finding the Fourth Proportional to 151,239.24, 226,999.19 and 76,411.94

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Solution

The fourth proportional to 151,239.24, 226,999.19 and 76,411.94 is: 114,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,239.24 : 226,999.19 = 76,411.94 : x
  2. Step 2: Convert to fraction form
    151,239.24/226,999.19 = 76,411.94/x
  3. Step 3: Cross multiply
    151,239.24x = 226,999.19 × 76,411.94
  4. Step 4: Simplify right side
    151,239.24x = 17,345,448,486.33
  5. Step 5: Solve for x
    x = 17,345,448,486.33/151,239.24
  6. Step 6: Final answer
    x = 114,688.81

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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.