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Finding the Fourth Proportional to 224,509.52, 309,815.43 and 133,818.73

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Solution

The fourth proportional to 224,509.52, 309,815.43 and 133,818.73 is: 184,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,509.52 : 309,815.43 = 133,818.73 : x
  2. Step 2: Convert to fraction form
    224,509.52/309,815.43 = 133,818.73/x
  3. Step 3: Cross multiply
    224,509.52x = 309,815.43 × 133,818.73
  4. Step 4: Simplify right side
    224,509.52x = 41,459,108,596.09
  5. Step 5: Solve for x
    x = 41,459,108,596.09/224,509.52
  6. Step 6: Final answer
    x = 184,665.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.