Home / 224,249.07-336,316.29-66,440.61

Finding the Fourth Proportional to 224,249.07, 336,316.29 and 66,440.61

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Solution

The fourth proportional to 224,249.07, 336,316.29 and 66,440.61 is: 99,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,249.07 : 336,316.29 = 66,440.61 : x
  2. Step 2: Convert to fraction form
    224,249.07/336,316.29 = 66,440.61/x
  3. Step 3: Cross multiply
    224,249.07x = 336,316.29 × 66,440.61
  4. Step 4: Simplify right side
    224,249.07x = 22,345,059,460.54
  5. Step 5: Solve for x
    x = 22,345,059,460.54/224,249.07
  6. Step 6: Final answer
    x = 99,643.93

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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.