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Finding the Fourth Proportional to 227,104.97, 340,666.83 and 84,935.93

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Solution

The fourth proportional to 227,104.97, 340,666.83 and 84,935.93 is: 127,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,104.97 : 340,666.83 = 84,935.93 : x
  2. Step 2: Convert to fraction form
    227,104.97/340,666.83 = 84,935.93/x
  3. Step 3: Cross multiply
    227,104.97x = 340,666.83 × 84,935.93
  4. Step 4: Simplify right side
    227,104.97x = 28,934,852,322.87
  5. Step 5: Solve for x
    x = 28,934,852,322.87/227,104.97
  6. Step 6: Final answer
    x = 127,407.40

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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.