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Finding the Fourth Proportional to 200,927.51, 301,443.79 and 116,606.61

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Solution

The fourth proportional to 200,927.51, 301,443.79 and 116,606.61 is: 174,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,927.51 : 301,443.79 = 116,606.61 : x
  2. Step 2: Convert to fraction form
    200,927.51/301,443.79 = 116,606.61/x
  3. Step 3: Cross multiply
    200,927.51x = 301,443.79 × 116,606.61
  4. Step 4: Simplify right side
    200,927.51x = 35,150,338,457.45
  5. Step 5: Solve for x
    x = 35,150,338,457.45/200,927.51
  6. Step 6: Final answer
    x = 174,940.40

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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.