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Finding the Fourth Proportional to 224,570.10, 309,877.32 and 133,936.71

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Solution

The fourth proportional to 224,570.10, 309,877.32 and 133,936.71 is: 184,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,570.10 : 309,877.32 = 133,936.71 : x
  2. Step 2: Convert to fraction form
    224,570.10/309,877.32 = 133,936.71/x
  3. Step 3: Cross multiply
    224,570.10x = 309,877.32 × 133,936.71
  4. Step 4: Simplify right side
    224,570.10x = 41,503,948,744.42
  5. Step 5: Solve for x
    x = 41,503,948,744.42/224,570.10
  6. Step 6: Final answer
    x = 184,815.11

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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.