Home / 133,850.90-200,776.35-102,358.10

Finding the Fourth Proportional to 133,850.90, 200,776.35 and 102,358.10

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Solution

The fourth proportional to 133,850.90, 200,776.35 and 102,358.10 is: 153,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,850.90 : 200,776.35 = 102,358.10 : x
  2. Step 2: Convert to fraction form
    133,850.90/200,776.35 = 102,358.10/x
  3. Step 3: Cross multiply
    133,850.90x = 200,776.35 × 102,358.10
  4. Step 4: Simplify right side
    133,850.90x = 20,551,085,710.94
  5. Step 5: Solve for x
    x = 20,551,085,710.94/133,850.90
  6. Step 6: Final answer
    x = 153,537.15

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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.