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Finding the Fourth Proportional to 201,359.64, 277,934.04 and 133,387.68

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Solution

The fourth proportional to 201,359.64, 277,934.04 and 133,387.68 is: 184,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,359.64 : 277,934.04 = 133,387.68 : x
  2. Step 2: Convert to fraction form
    201,359.64/277,934.04 = 133,387.68/x
  3. Step 3: Cross multiply
    201,359.64x = 277,934.04 × 133,387.68
  4. Step 4: Simplify right side
    201,359.64x = 37,072,976,788.63
  5. Step 5: Solve for x
    x = 37,072,976,788.63/201,359.64
  6. Step 6: Final answer
    x = 184,113.25

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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.