Home / 136,141.19-204,221.51-36,300.86

Finding the Fourth Proportional to 136,141.19, 204,221.51 and 36,300.86

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Solution

The fourth proportional to 136,141.19, 204,221.51 and 36,300.86 is: 54,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,141.19 : 204,221.51 = 36,300.86 : x
  2. Step 2: Convert to fraction form
    136,141.19/204,221.51 = 36,300.86/x
  3. Step 3: Cross multiply
    136,141.19x = 204,221.51 × 36,300.86
  4. Step 4: Simplify right side
    136,141.19x = 7,413,416,261.99
  5. Step 5: Solve for x
    x = 7,413,416,261.99/136,141.19
  6. Step 6: Final answer
    x = 54,453.88

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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.