Home / 335,730.30-503,595.45-136,057.20

Finding the Fourth Proportional to 335,730.30, 503,595.45 and 136,057.20

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Solution

The fourth proportional to 335,730.30, 503,595.45 and 136,057.20 is: 204,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,730.30 : 503,595.45 = 136,057.20 : x
  2. Step 2: Convert to fraction form
    335,730.30/503,595.45 = 136,057.20/x
  3. Step 3: Cross multiply
    335,730.30x = 503,595.45 × 136,057.20
  4. Step 4: Simplify right side
    335,730.30x = 68,517,786,859.74
  5. Step 5: Solve for x
    x = 68,517,786,859.74/335,730.30
  6. Step 6: Final answer
    x = 204,085.80

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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.