Home / 136,406.27-204,623.42-52,236.86

Finding the Fourth Proportional to 136,406.27, 204,623.42 and 52,236.86

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Solution

The fourth proportional to 136,406.27, 204,623.42 and 52,236.86 is: 78,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,406.27 : 204,623.42 = 52,236.86 : x
  2. Step 2: Convert to fraction form
    136,406.27/204,623.42 = 52,236.86/x
  3. Step 3: Cross multiply
    136,406.27x = 204,623.42 × 52,236.86
  4. Step 4: Simplify right side
    136,406.27x = 10,688,883,658.96
  5. Step 5: Solve for x
    x = 10,688,883,658.96/136,406.27
  6. Step 6: Final answer
    x = 78,360.65

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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.