Home / 151,009.91-226,516.19-45,828.86

Finding the Fourth Proportional to 151,009.91, 226,516.19 and 45,828.86

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Solution

The fourth proportional to 151,009.91, 226,516.19 and 45,828.86 is: 68,743.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,009.91 : 226,516.19 = 45,828.86 : x
  2. Step 2: Convert to fraction form
    151,009.91/226,516.19 = 45,828.86/x
  3. Step 3: Cross multiply
    151,009.91x = 226,516.19 × 45,828.86
  4. Step 4: Simplify right side
    151,009.91x = 10,380,977,741.23
  5. Step 5: Solve for x
    x = 10,380,977,741.23/151,009.91
  6. Step 6: Final answer
    x = 68,743.69

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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.