Home / 151,375.77-227,099.34-84,861.81

Finding the Fourth Proportional to 151,375.77, 227,099.34 and 84,861.81

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Solution

The fourth proportional to 151,375.77, 227,099.34 and 84,861.81 is: 127,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,375.77 : 227,099.34 = 84,861.81 : x
  2. Step 2: Convert to fraction form
    151,375.77/227,099.34 = 84,861.81/x
  3. Step 3: Cross multiply
    151,375.77x = 227,099.34 × 84,861.81
  4. Step 4: Simplify right side
    151,375.77x = 19,272,061,042.21
  5. Step 5: Solve for x
    x = 19,272,061,042.21/151,375.77
  6. Step 6: Final answer
    x = 127,312.72

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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.