Home / 151,814.50-227,431.96-85,052.68

Finding the Fourth Proportional to 151,814.50, 227,431.96 and 85,052.68

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Solution

The fourth proportional to 151,814.50, 227,431.96 and 85,052.68 is: 127,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,814.50 : 227,431.96 = 85,052.68 : x
  2. Step 2: Convert to fraction form
    151,814.50/227,431.96 = 85,052.68/x
  3. Step 3: Cross multiply
    151,814.50x = 227,431.96 × 85,052.68
  4. Step 4: Simplify right side
    151,814.50x = 19,343,697,715.65
  5. Step 5: Solve for x
    x = 19,343,697,715.65/151,814.50
  6. Step 6: Final answer
    x = 127,416.67

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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.