Home / 55,205.04-82,610.52-47,834.72

Finding the Fourth Proportional to 55,205.04, 82,610.52 and 47,834.72

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Solution

The fourth proportional to 55,205.04, 82,610.52 and 47,834.72 is: 71,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,205.04 : 82,610.52 = 47,834.72 : x
  2. Step 2: Convert to fraction form
    55,205.04/82,610.52 = 47,834.72/x
  3. Step 3: Cross multiply
    55,205.04x = 82,610.52 × 47,834.72
  4. Step 4: Simplify right side
    55,205.04x = 3,951,651,093.25
  5. Step 5: Solve for x
    x = 3,951,651,093.25/55,205.04
  6. Step 6: Final answer
    x = 71,581.35

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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.