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Finding the Fourth Proportional to 224,345.53, 336,391.99 and 74,505.50

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Solution

The fourth proportional to 224,345.53, 336,391.99 and 74,505.50 is: 111,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,345.53 : 336,391.99 = 74,505.50 : x
  2. Step 2: Convert to fraction form
    224,345.53/336,391.99 = 74,505.50/x
  3. Step 3: Cross multiply
    224,345.53x = 336,391.99 × 74,505.50
  4. Step 4: Simplify right side
    224,345.53x = 25,063,051,542.72
  5. Step 5: Solve for x
    x = 25,063,051,542.72/224,345.53
  6. Step 6: Final answer
    x = 111,716.30

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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.