Home / 99,371.41-148,893.32-57,286.98

Finding the Fourth Proportional to 99,371.41, 148,893.32 and 57,286.98

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Solution

The fourth proportional to 99,371.41, 148,893.32 and 57,286.98 is: 85,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,371.41 : 148,893.32 = 57,286.98 : x
  2. Step 2: Convert to fraction form
    99,371.41/148,893.32 = 57,286.98/x
  3. Step 3: Cross multiply
    99,371.41x = 148,893.32 × 57,286.98
  4. Step 4: Simplify right side
    99,371.41x = 8,529,648,788.19
  5. Step 5: Solve for x
    x = 8,529,648,788.19/99,371.41
  6. Step 6: Final answer
    x = 85,836.05

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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.