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Finding the Fourth Proportional to 224,199.52, 336,241.88 and 66,391.08

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Solution

The fourth proportional to 224,199.52, 336,241.88 and 66,391.08 is: 99,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,199.52 : 336,241.88 = 66,391.08 : x
  2. Step 2: Convert to fraction form
    224,199.52/336,241.88 = 66,391.08/x
  3. Step 3: Cross multiply
    224,199.52x = 336,241.88 × 66,391.08
  4. Step 4: Simplify right side
    224,199.52x = 22,323,461,554.43
  5. Step 5: Solve for x
    x = 22,323,461,554.43/224,199.52
  6. Step 6: Final answer
    x = 99,569.62

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1.5x scale

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.