Home / 133,337.16-200,005.56-53,411.04

Finding the Fourth Proportional to 133,337.16, 200,005.56 and 53,411.04

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Solution

The fourth proportional to 133,337.16, 200,005.56 and 53,411.04 is: 80,116.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,337.16 : 200,005.56 = 53,411.04 : x
  2. Step 2: Convert to fraction form
    133,337.16/200,005.56 = 53,411.04/x
  3. Step 3: Cross multiply
    133,337.16x = 200,005.56 × 53,411.04
  4. Step 4: Simplify right side
    133,337.16x = 10,682,504,965.38
  5. Step 5: Solve for x
    x = 10,682,504,965.38/133,337.16
  6. Step 6: Final answer
    x = 80,116.49

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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.