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Finding the Fourth Proportional to 224,329.89, 336,359.36 and 89,414.77

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Solution

The fourth proportional to 224,329.89, 336,359.36 and 89,414.77 is: 134,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,329.89 : 336,359.36 = 89,414.77 : x
  2. Step 2: Convert to fraction form
    224,329.89/336,359.36 = 89,414.77/x
  3. Step 3: Cross multiply
    224,329.89x = 336,359.36 × 89,414.77
  4. Step 4: Simplify right side
    224,329.89x = 30,075,494,811.75
  5. Step 5: Solve for x
    x = 30,075,494,811.75/224,329.89
  6. Step 6: Final answer
    x = 134,068.16

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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.