Home / 57,198.74-85,747.07-29,103.08

Finding the Fourth Proportional to 57,198.74, 85,747.07 and 29,103.08

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Solution

The fourth proportional to 57,198.74, 85,747.07 and 29,103.08 is: 43,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,198.74 : 85,747.07 = 29,103.08 : x
  2. Step 2: Convert to fraction form
    57,198.74/85,747.07 = 29,103.08/x
  3. Step 3: Cross multiply
    57,198.74x = 85,747.07 × 29,103.08
  4. Step 4: Simplify right side
    57,198.74x = 2,495,503,482.00
  5. Step 5: Solve for x
    x = 2,495,503,482.00/57,198.74
  6. Step 6: Final answer
    x = 43,628.65

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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.