Home / 132,116.41-198,174.08-47,856.86

Finding the Fourth Proportional to 132,116.41, 198,174.08 and 47,856.86

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Solution

The fourth proportional to 132,116.41, 198,174.08 and 47,856.86 is: 71,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,116.41 : 198,174.08 = 47,856.86 : x
  2. Step 2: Convert to fraction form
    132,116.41/198,174.08 = 47,856.86/x
  3. Step 3: Cross multiply
    132,116.41x = 198,174.08 × 47,856.86
  4. Step 4: Simplify right side
    132,116.41x = 9,483,988,330.96
  5. Step 5: Solve for x
    x = 9,483,988,330.96/132,116.41
  6. Step 6: Final answer
    x = 71,785.09

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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.