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Finding the Fourth Proportional to 243,184.80, 365,007.60 and 149,872.80

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Solution

The fourth proportional to 243,184.80, 365,007.60 and 149,872.80 is: 224,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,184.80 : 365,007.60 = 149,872.80 : x
  2. Step 2: Convert to fraction form
    243,184.80/365,007.60 = 149,872.80/x
  3. Step 3: Cross multiply
    243,184.80x = 365,007.60 × 149,872.80
  4. Step 4: Simplify right side
    243,184.80x = 54,704,711,033.28
  5. Step 5: Solve for x
    x = 54,704,711,033.28/243,184.80
  6. Step 6: Final answer
    x = 224,951.19

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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.