Home / 136,513.14-204,768.90-35,311.20

Finding the Fourth Proportional to 136,513.14, 204,768.90 and 35,311.20

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Solution

The fourth proportional to 136,513.14, 204,768.90 and 35,311.20 is: 52,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,513.14 : 204,768.90 = 35,311.20 : x
  2. Step 2: Convert to fraction form
    136,513.14/204,768.90 = 35,311.20/x
  3. Step 3: Cross multiply
    136,513.14x = 204,768.90 × 35,311.20
  4. Step 4: Simplify right side
    136,513.14x = 7,230,635,581.68
  5. Step 5: Solve for x
    x = 7,230,635,581.68/136,513.14
  6. Step 6: Final answer
    x = 52,966.59

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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.