Home / 136,030.12-204,044.92-36,190.42

Finding the Fourth Proportional to 136,030.12, 204,044.92 and 36,190.42

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Solution

The fourth proportional to 136,030.12, 204,044.92 and 36,190.42 is: 54,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,030.12 : 204,044.92 = 36,190.42 : x
  2. Step 2: Convert to fraction form
    136,030.12/204,044.92 = 36,190.42/x
  3. Step 3: Cross multiply
    136,030.12x = 204,044.92 × 36,190.42
  4. Step 4: Simplify right side
    136,030.12x = 7,384,470,753.08
  5. Step 5: Solve for x
    x = 7,384,470,753.08/136,030.12
  6. Step 6: Final answer
    x = 54,285.56

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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.