Home / 131,808.27-197,671.56-47,557.52

Finding the Fourth Proportional to 131,808.27, 197,671.56 and 47,557.52

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Solution

The fourth proportional to 131,808.27, 197,671.56 and 47,557.52 is: 71,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,808.27 : 197,671.56 = 47,557.52 : x
  2. Step 2: Convert to fraction form
    131,808.27/197,671.56 = 47,557.52/x
  3. Step 3: Cross multiply
    131,808.27x = 197,671.56 × 47,557.52
  4. Step 4: Simplify right side
    131,808.27x = 9,400,768,742.70
  5. Step 5: Solve for x
    x = 9,400,768,742.70/131,808.27
  6. Step 6: Final answer
    x = 71,321.54

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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.