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Finding the Fourth Proportional to 200,783.34, 301,230.09 and 163,250.10

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Solution

The fourth proportional to 200,783.34, 301,230.09 and 163,250.10 is: 244,919.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,783.34 : 301,230.09 = 163,250.10 : x
  2. Step 2: Convert to fraction form
    200,783.34/301,230.09 = 163,250.10/x
  3. Step 3: Cross multiply
    200,783.34x = 301,230.09 × 163,250.10
  4. Step 4: Simplify right side
    200,783.34x = 49,175,842,315.51
  5. Step 5: Solve for x
    x = 49,175,842,315.51/200,783.34
  6. Step 6: Final answer
    x = 244,919.93

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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.