Home / 151,771.66-227,617.85-45,126.91

Finding the Fourth Proportional to 151,771.66, 227,617.85 and 45,126.91

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Solution

The fourth proportional to 151,771.66, 227,617.85 and 45,126.91 is: 67,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,771.66 : 227,617.85 = 45,126.91 : x
  2. Step 2: Convert to fraction form
    151,771.66/227,617.85 = 45,126.91/x
  3. Step 3: Cross multiply
    151,771.66x = 227,617.85 × 45,126.91
  4. Step 4: Simplify right side
    151,771.66x = 10,271,689,348.33
  5. Step 5: Solve for x
    x = 10,271,689,348.33/151,771.66
  6. Step 6: Final answer
    x = 67,678.57

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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.