Home / 151,988.64-227,974.32-41,172

Finding the Fourth Proportional to 151,988.64, 227,974.32 and 41,172

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Solution

The fourth proportional to 151,988.64, 227,974.32 and 41,172 is: 61,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,988.64 : 227,974.32 = 41,172 : x
  2. Step 2: Convert to fraction form
    151,988.64/227,974.32 = 41,172/x
  3. Step 3: Cross multiply
    151,988.64x = 227,974.32 × 41,172
  4. Step 4: Simplify right side
    151,988.64x = 9,386,158,703.04
  5. Step 5: Solve for x
    x = 9,386,158,703.04/151,988.64
  6. Step 6: Final answer
    x = 61,755.66

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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.