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Finding the Fourth Proportional to 224,605.51, 309,843.75 and 133,897.56

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Solution

The fourth proportional to 224,605.51, 309,843.75 and 133,897.56 is: 184,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,605.51 : 309,843.75 = 133,897.56 : x
  2. Step 2: Convert to fraction form
    224,605.51/309,843.75 = 133,897.56/x
  3. Step 3: Cross multiply
    224,605.51x = 309,843.75 × 133,897.56
  4. Step 4: Simplify right side
    224,605.51x = 41,487,322,436.15
  5. Step 5: Solve for x
    x = 41,487,322,436.15/224,605.51
  6. Step 6: Final answer
    x = 184,711.95

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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.