Home / 136,279.32-204,438.51-36,442.86

Finding the Fourth Proportional to 136,279.32, 204,438.51 and 36,442.86

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Solution

The fourth proportional to 136,279.32, 204,438.51 and 36,442.86 is: 54,669.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,279.32 : 204,438.51 = 36,442.86 : x
  2. Step 2: Convert to fraction form
    136,279.32/204,438.51 = 36,442.86/x
  3. Step 3: Cross multiply
    136,279.32x = 204,438.51 × 36,442.86
  4. Step 4: Simplify right side
    136,279.32x = 7,450,323,998.54
  5. Step 5: Solve for x
    x = 7,450,323,998.54/136,279.32
  6. Step 6: Final answer
    x = 54,669.51

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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.