Home / 136,247.10-204,162.45-57,318.06

Finding the Fourth Proportional to 136,247.10, 204,162.45 and 57,318.06

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Solution

The fourth proportional to 136,247.10, 204,162.45 and 57,318.06 is: 85,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,247.10 : 204,162.45 = 57,318.06 : x
  2. Step 2: Convert to fraction form
    136,247.10/204,162.45 = 57,318.06/x
  3. Step 3: Cross multiply
    136,247.10x = 204,162.45 × 57,318.06
  4. Step 4: Simplify right side
    136,247.10x = 11,702,195,558.85
  5. Step 5: Solve for x
    x = 11,702,195,558.85/136,247.10
  6. Step 6: Final answer
    x = 85,889.50

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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.