Home / 136,052.20-204,091.74-42,559.72

Finding the Fourth Proportional to 136,052.20, 204,091.74 and 42,559.72

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Solution

The fourth proportional to 136,052.20, 204,091.74 and 42,559.72 is: 63,843.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,052.20 : 204,091.74 = 42,559.72 : x
  2. Step 2: Convert to fraction form
    136,052.20/204,091.74 = 42,559.72/x
  3. Step 3: Cross multiply
    136,052.20x = 204,091.74 × 42,559.72
  4. Step 4: Simplify right side
    136,052.20x = 8,686,087,308.71
  5. Step 5: Solve for x
    x = 8,686,087,308.71/136,052.20
  6. Step 6: Final answer
    x = 63,843.78

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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.