Home / 136,117.56-204,198.12-47,396.28

Finding the Fourth Proportional to 136,117.56, 204,198.12 and 47,396.28

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Solution

The fourth proportional to 136,117.56, 204,198.12 and 47,396.28 is: 71,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,117.56 : 204,198.12 = 47,396.28 : x
  2. Step 2: Convert to fraction form
    136,117.56/204,198.12 = 47,396.28/x
  3. Step 3: Cross multiply
    136,117.56x = 204,198.12 × 47,396.28
  4. Step 4: Simplify right side
    136,117.56x = 9,678,231,270.99
  5. Step 5: Solve for x
    x = 9,678,231,270.99/136,117.56
  6. Step 6: Final answer
    x = 71,102.00

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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.