Home / 224,247.20-336,406.08-66,491.36

Finding the Fourth Proportional to 224,247.20, 336,406.08 and 66,491.36

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Solution

The fourth proportional to 224,247.20, 336,406.08 and 66,491.36 is: 99,747.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,247.20 : 336,406.08 = 66,491.36 : x
  2. Step 2: Convert to fraction form
    224,247.20/336,406.08 = 66,491.36/x
  3. Step 3: Cross multiply
    224,247.20x = 336,406.08 × 66,491.36
  4. Step 4: Simplify right side
    224,247.20x = 22,368,097,771.47
  5. Step 5: Solve for x
    x = 22,368,097,771.47/224,247.20
  6. Step 6: Final answer
    x = 99,747.50

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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.