Home / 132,951.60-199,427.40-48,711.60

Finding the Fourth Proportional to 132,951.60, 199,427.40 and 48,711.60

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Solution

The fourth proportional to 132,951.60, 199,427.40 and 48,711.60 is: 73,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,951.60 : 199,427.40 = 48,711.60 : x
  2. Step 2: Convert to fraction form
    132,951.60/199,427.40 = 48,711.60/x
  3. Step 3: Cross multiply
    132,951.60x = 199,427.40 × 48,711.60
  4. Step 4: Simplify right side
    132,951.60x = 9,714,427,737.84
  5. Step 5: Solve for x
    x = 9,714,427,737.84/132,951.60
  6. Step 6: Final answer
    x = 73,067.40

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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.